<?xml version='1.0'?>
<!--
This CellML file was generated on 15/10/2017 at 10:19:14 using:

COR (0.9.31.1319)
Copyright 2002-2017 Dr Alan Garny
http://cor.physiol.ox.ac.uk/ - cor@physiol.ox.ac.uk

CellML 1.0 was used to generate this model
http://www.cellml.org/
-->
<!--The update of this CellML file  was generated in 2024
Original O'Hara model modified as described in the article "In Silico Modeling and Validation of the Effect of Calcium-Activated Potassium Current 
on Ventricular Repolarization in Failing Myocytes" (10.1109/JBHI.2024.3495027)-->
<model name="ORdmm-SK_MID" xmlns="http://www.cellml.org/cellml/1.0#" xmlns:cellml="http://www.cellml.org/cellml/1.0#", cmeta:id="ORdmm-SK_MID">
    <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" 
           xmlns:bqs="http://www.cellml.org/bqs/1.0#" 
           xmlns:dc="http://purl.org/dc/elements/1.1/">
    <rdf:Description rdf:about="#ORdmm-SK_MID">
      <bqs:reference rdf:parseType="Resource">
        <dc:subject rdf:parseType="Resource">
          <bqs:subject_type>keyword</bqs:subject_type>
          <rdf:value>
            <rdf:Bag>
              <rdf:li>electrophysiology</rdf:li>
            </rdf:Bag>
          </rdf:value>
        </dc:subject>
      </bqs:reference>
    </rdf:Description>
  </rdf:RDF>
</model>

    <units name="millisecond">
        <unit prefix="milli" units="second"/>
    </units>
    <units name="per_millisecond">
        <unit exponent="-1" units="millisecond"/>
    </units>
    <units name="millivolt">
        <unit prefix="milli" units="volt"/>
    </units>
    <units name="millivolt_per_millimole">
        <unit prefix="milli" units="volt"/>
        <unit exponent="-1" units="millimolar"/>
    </units>
    <units name="micromolar">
        <unit prefix="micro" units="mole"/>
    </units>
    <units name="per_millivolt">
        <unit exponent="-1" units="millivolt"/>
    </units>
    <units name="per_millivolt_millisecond">
        <unit exponent="-1" units="millivolt"/>
        <unit exponent="-1" units="millisecond"/>
    </units>
    <units name="millimolar">
        <unit prefix="milli" units="mole"/>
        <unit exponent="-1" units="litre"/>
    </units>
    <units name="per_millimolar">
        <unit exponent="-1" units="millimolar"/>
    </units>
    <units name="millimolar_per_millisecond">
        <unit units="millimolar"/>
        <unit exponent="-1" units="millisecond"/>
    </units>
    <units name="per_millimolar_per_millisecond">
        <unit exponent="-1" units="millimolar"/>
        <unit exponent="-1" units="millisecond"/>
    </units>
    <units name="millisecond_per_millimolar">
        <unit units="millisecond"/>
        <unit exponent="-1" units="millimolar"/>
    </units>
    <units name="picoA">
        <unit prefix="pico" units="ampere"/>
    </units>
    <units name="microA_per_microF">
        <unit prefix="micro" units="ampere"/>
        <unit exponent="-1" prefix="micro" units="farad"/>
    </units>
    <units name="milliS_per_microF">
        <unit prefix="milli" units="siemens"/>
        <unit exponent="-1" prefix="micro" units="farad"/>
    </units>
    <units name="microF">
        <unit prefix="micro" units="farad"/>
    </units>
    <units name="micrometre_3">
        <unit exponent="3" prefix="micro" units="metre"/>
    </units>
    <units name="per_micrometre_3">
        <unit exponent="-3" prefix="micro" units="metre"/>
    </units>
    <units name="mm2">
        <unit exponent="2" prefix="milli" units="metre"/>
    </units>
    <units name="centimeter">
        <unit prefix="centi" units="metre"/>
    </units>
    <units name="centimeter_squared">
        <unit exponent="2" units="centimeter"/>
    </units>
    <units name="microliter_per_centimeter_cubed">
        <unit units="microliter"/>
        <unit exponent="-3" units="centimeter"/>
    </units>
    <units name="microF_per_centimeter_squared">
        <unit units="microF"/>
        <unit exponent="-1" units="centimeter_squared"/>
    </units>
    <units name="microliter">
        <unit prefix="micro" units="liter"/>
    </units>
    <units name="joule_per_kilomole_kelvin">
        <unit units="joule"/>
        <unit exponent="-1" prefix="kilo" units="mole"/>
        <unit exponent="-1" units="kelvin"/>
    </units>
    <units name="coulomb_per_mole">
        <unit units="coulomb"/>
        <unit exponent="-1" units="mole"/>
    </units>
    <units name="litre_per_farad_millisecond">
        <unit units="litre"/>
        <unit exponent="-1" units="farad"/>
        <unit exponent="-1" prefix="milli" units="second"/>
    </units>
    <!--New (SK channels comp)-->
    <units name="microA_per_cm2">
        <unit prefix="milli" units="ampere"/>
        <unit exponent="-2" prefix="centi" units="metre"/>
    </units>
    <!--New (SK channels comp)-->
    <units name="microS_per_microF">
        <unit prefix="micro" units="siemens"/>
        <unit exponent="-1" prefix="micro" units="farad"/>
    </units>
    <component name="environment">
        <variable name="time" public_interface="out" units="millisecond"/>
        <variable initial_value="2" name="celltype" public_interface="out" units="dimensionless"/>
    </component>
    <component name="extracellular">
        <variable initial_value="140" name="nao" public_interface="out" units="millimolar"/>
        <variable initial_value="1.8" name="cao" public_interface="out" units="millimolar"/>
        <variable initial_value="5.4" name="ko" public_interface="out" units="millimolar"/>
    </component>
    <component name="physical_constants">
        <variable initial_value="8314" name="R" public_interface="out" units="joule_per_kilomole_kelvin"/>
        <variable initial_value="310" name="T" public_interface="out" units="kelvin"/>
        <variable initial_value="96485" name="F" public_interface="out" units="coulomb_per_mole"/>
        <variable initial_value="1" name="zna" public_interface="out" units="dimensionless"/>
        <variable initial_value="2" name="zca" public_interface="out" units="dimensionless"/>
        <variable initial_value="1" name="zk" public_interface="out" units="dimensionless"/>
    </component>
    <component name="cell_geometry">
        <variable initial_value="0.01" name="L" units="centimeter"/>
        <variable initial_value="0.0011" name="rad" units="centimeter"/>
        <variable name="vcell" public_interface="out" units="microliter"/>
        <variable name="Ageo" public_interface="out" units="centimeter_squared"/>
        <variable name="Acap" public_interface="out" units="centimeter_squared"/>
        <variable name="vmyo" public_interface="out" units="microliter"/>
        <variable name="vnsr" public_interface="out" units="microliter"/>
        <variable name="vjsr" public_interface="out" units="microliter"/>
        <variable name="vss" public_interface="out" units="microliter"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>vcell</ci>
                <apply>
                    <times/>
                    <cn cellml:units="microliter_per_centimeter_cubed">1000</cn>
                    <cn cellml:units="dimensionless">3.14</cn>
                    <ci>rad</ci>
                    <ci>rad</ci>
                    <ci>L</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Ageo</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <cn cellml:units="dimensionless">2</cn>
                        <cn cellml:units="dimensionless">3.14</cn>
                        <ci>rad</ci>
                        <ci>rad</ci>
                    </apply>
                    <apply>
                        <times/>
                        <cn cellml:units="dimensionless">2</cn>
                        <cn cellml:units="dimensionless">3.14</cn>
                        <ci>rad</ci>
                        <ci>L</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Acap</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">2</cn>
                    <ci>Ageo</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>vmyo</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">0.68</cn>
                    <ci>vcell</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>vnsr</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">0.0552</cn>
                    <ci>vcell</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>vjsr</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">0.0048</cn>
                    <ci>vcell</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>vss</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">0.02</cn>
                    <ci>vcell</ci>
                </apply>
            </apply>
        </math>
    </component>
    <component name="membrane">
        <variable initial_value="-80" name="v" public_interface="out" units="millivolt"/>
        <variable name="time" public_interface="in" units="millisecond"/>
        <variable name="R" public_interface="in" units="joule_per_kilomole_kelvin"/>
        <variable name="T" public_interface="in" units="kelvin"/>
        <variable name="F" public_interface="in" units="coulomb_per_mole"/>
        <variable name="vffrt" public_interface="out" units="coulomb_per_mole"/>
        <variable name="vfrt" public_interface="out" units="dimensionless"/>
        <variable name="INa" public_interface="in" units="microA_per_microF"/>
        <variable name="INaL" public_interface="in" units="microA_per_microF"/>
        <variable name="Ito" public_interface="in" units="microA_per_microF"/>
        <variable name="ICaL" public_interface="in" units="microA_per_microF"/>
        <variable name="ICaNa" public_interface="in" units="microA_per_microF"/>
        <variable name="ICaK" public_interface="in" units="microA_per_microF"/>
        <variable name="IKr" public_interface="in" units="microA_per_microF"/>
        <variable name="IKs" public_interface="in" units="microA_per_microF"/>
        <variable name="IK1" public_interface="in" units="microA_per_microF"/>
        <variable name="INaCa_i" public_interface="in" units="microA_per_microF"/>
        <variable name="INaCa_ss" public_interface="in" units="microA_per_microF"/>
        <variable name="INaK" public_interface="in" units="microA_per_microF"/>
        <variable name="INab" public_interface="in" units="microA_per_microF"/>
        <variable name="IKb" public_interface="in" units="microA_per_microF"/>
        <variable name="IpCa" public_interface="in" units="microA_per_microF"/>
        <variable name="ICab" public_interface="in" units="microA_per_microF"/>
        <variable name="Istim" public_interface="out" units="microA_per_microF"/>
        <variable name="I_SK" public_interface="in" units="microA_per_microF"/>
        <variable initial_value="0.5" name="stim_duration" units="millisecond"/>
        <variable initial_value="1000" name="period" units="millisecond"/>
        <variable initial_value="-80" name="amp" units="microA_per_cm2"/>
        <!--New stimulation-->
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>Istim</ci>
                <piecewise>
                    <piece>
                        <ci>amp</ci>
                        <apply>
                            <and/>
                            <apply>
                                <geq/>
                                <ci>time</ci>
                                <apply>
                                    <times/>
                                    <apply>
                                        <floor/>
                                        <apply>
                                            <divide/>
                                            <ci>time</ci>
                                            <ci>period</ci>
                                        </apply>
                                    </apply>
                                    <ci>period</ci>
                                </apply>
                            </apply>
                            <apply>
                                <leq/>
                                <ci>time</ci>
                                <apply>
                                    <plus/>
                                    <apply>
                                        <times/>
                                        <apply>
                                            <floor/>
                                            <apply>
                                                <divide/>
                                                <ci>time</ci>
                                                <ci>period</ci>
                                            </apply>
                                        </apply>
                                        <ci>period</ci>
                                    </apply>
                                    <ci>stim_duration</ci>
                                </apply>
                            </apply>
                        </apply>
                    </piece>
                    <otherwise>
                        <cn cellml:units="microA_per_cm2">0</cn>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>vffrt</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>v</ci>
                        <ci>F</ci>
                        <ci>F</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>R</ci>
                        <ci>T</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>vfrt</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>v</ci>
                        <ci>F</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>R</ci>
                        <ci>T</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>v</ci>
                </apply>
                <apply>
                    <minus/>
                    <apply>
                        <plus/>
                        <ci>I_SK</ci>
                        <ci>INa</ci>
                        <ci>INaL</ci>
                        <ci>Ito</ci>
                        <ci>ICaL</ci>
                        <ci>ICaNa</ci>
                        <ci>ICaK</ci>
                        <ci>IKr</ci>
                        <ci>IKs</ci>
                        <ci>IK1</ci>
                        <ci>INaCa_i</ci>
                        <ci>INaCa_ss</ci>
                        <ci>INaK</ci>
                        <ci>INab</ci>
                        <ci>IKb</ci>
                        <ci>IpCa</ci>
                        <ci>ICab</ci>
                        <ci>Istim</ci>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <!--NEW I_SK COMPONENT-->
    <component name="I_SK">
        <variable initial_value="0.000345" name="K_d" units="millimolar"/>
        <variable initial_value="4" name="tau_0" units="millisecond"/>
        <variable initial_value="20" name="tau_1" units="millisecond"/>
        <variable name="tau_SK" units="millisecond"/>
        <variable initial_value="3.14" name="n" units="dimensionless"/>
        <variable initial_value="0.004288" name="G_SK" units="microS_per_microF"/>
        <variable initial_value="0" name="x_SK" units="dimensionless"/>
        <variable name="x_SKinf" units="dimensionless"/>
        <variable name="cass" public_interface="in" units="millimolar"/>
        <variable name="time" public_interface="in" units="millisecond"/>
        <variable name="I_SK" public_interface="out" units="microA_per_microF"/>
        <variable name="v" public_interface="in" units="millivolt"/>
        <variable name="EK" public_interface="in" units="millivolt"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>x_SKinf</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <power/>
                            <apply>
                                <divide/>
                                <ci>K_d</ci>
                                <ci>cass</ci>
                            </apply>
                            <ci>n</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tau_SK</ci>
                <apply>
                    <plus/>
                    <ci>tau_0</ci>
                    <apply>
                        <divide/>
                        <ci>tau_1</ci>
                        <apply>
                            <plus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <apply>
                                <divide/>
                                <ci>cass</ci>
                                <cn cellml:units="millimolar">0.1</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>x_SK</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>x_SKinf</ci>
                        <ci>x_SK</ci>
                    </apply>
                    <ci>tau_SK</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>I_SK</ci>
                <apply>
                    <times/>
                    <ci>G_SK</ci>
                    <ci>x_SK</ci>
                    <apply>
                        <minus/>
                        <ci>v</ci>
                        <ci>EK</ci>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <!--HF modifications in CaMK-->
    <component name="CaMK">
        <variable initial_value="0.15" name="KmCaMK" public_interface="out" units="millimolar"/>
        <variable initial_value="0.05" name="aCaMK" units="per_millimolar_per_millisecond"/>
        <variable initial_value="0.00068" name="bCaMK" units="per_millisecond"/>
        <variable initial_value="0.05" name="CaMKo" units="dimensionless"/>
        <variable initial_value="0.0015" name="KmCaM" units="millimolar"/>
        <variable name="CaMKb" public_interface="out" units="millimolar"/>
        <variable name="CaMKa" public_interface="out" units="millimolar"/>
        <variable initial_value="0.0213539477927208" name="CaMKt" units="millimolar"/>
        <variable name="cass" public_interface="in" units="millimolar"/>
        <variable name="time" public_interface="in" units="millisecond"/>
        <variable initial_value="1.5" name="CaMKa_HF" units="dimensionless"/>
        <!--HF==1.5 CaMKa_HF=1.75 HF==1 CaMKa_HF=1.5 HF==0 CaMKa_HF=1 -->
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>CaMKb</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>CaMKo</ci>
                        <apply>
                            <minus/>
                            <cn cellml:units="millimolar">1</cn>
                            <ci>CaMKt</ci>
                        </apply>
                    </apply>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <ci>KmCaM</ci>
                            <ci>cass</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>CaMKa</ci>
                <apply>
                    <times/>
                    <apply>
                        <plus/>
                        <ci>CaMKb</ci>
                        <ci>CaMKt</ci>
                    </apply>
                    <ci>CaMKa_HF</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>CaMKt</ci>
                </apply>
                <apply>
                    <minus/>
                    <apply>
                        <times/>
                        <ci>aCaMK</ci>
                        <ci>CaMKb</ci>
                        <apply>
                            <plus/>
                            <ci>CaMKb</ci>
                            <ci>CaMKt</ci>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>bCaMK</ci>
                        <ci>CaMKt</ci>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <component name="intracellular_ions">
        <variable initial_value="0.05" name="cmdnmax_b" units="millimolar"/>
        <variable name="cmdnmax" units="millimolar"/>
        <variable initial_value="0.00238" name="kmcmdn" units="millimolar"/>
        <variable initial_value="0.07" name="trpnmax" units="millimolar"/>
        <variable initial_value="0.0005" name="kmtrpn" units="millimolar"/>
        <variable initial_value="0.047" name="BSRmax" units="millimolar"/>
        <variable initial_value="0.00087" name="KmBSR" units="millimolar"/>
        <variable initial_value="1.124" name="BSLmax" units="millimolar"/>
        <variable initial_value="0.0087" name="KmBSL" units="millimolar"/>
        <variable initial_value="10" name="csqnmax" units="millimolar"/>
        <variable initial_value="0.8" name="kmcsqn" units="millimolar"/>
        <variable initial_value="7" name="nai" public_interface="out" units="millimolar"/>
        <variable initial_value="7" name="nass" public_interface="out" units="millimolar"/>
        <variable initial_value="145" name="ki" public_interface="out" units="millimolar"/>
        <variable initial_value="145" name="kss" public_interface="out" units="millimolar"/>
        <variable initial_value="1e-4" name="cass" public_interface="out" units="millimolar"/>
        <variable initial_value="1.2" name="cansr" public_interface="out" units="millimolar"/>
        <variable initial_value="1.2" name="cajsr" public_interface="out" units="millimolar"/>
        <variable initial_value="1e-4" name="cai" public_interface="out" units="millimolar"/>
        <variable name="celltype" public_interface="in" units="dimensionless"/>
        <variable name="Acap" public_interface="in" units="centimeter_squared"/>
        <variable name="R" public_interface="in" units="joule_per_kilomole_kelvin"/>
        <variable name="T" public_interface="in" units="kelvin"/>
        <variable name="F" public_interface="in" units="coulomb_per_mole"/>
        <variable name="INa" public_interface="in" units="microA_per_microF"/>
        <variable name="INaL" public_interface="in" units="microA_per_microF"/>
        <variable name="INaCa_i" public_interface="in" units="microA_per_microF"/>
        <variable name="INaCa_ss" public_interface="in" units="microA_per_microF"/>
        <variable name="ICaNa" public_interface="in" units="microA_per_microF"/>
        <variable name="INaK" public_interface="in" units="microA_per_microF"/>
        <variable name="INab" public_interface="in" units="microA_per_microF"/>
        <variable name="IK1" public_interface="in" units="microA_per_microF"/>
        <variable name="IKb" public_interface="in" units="microA_per_microF"/>
        <variable name="IKr" public_interface="in" units="microA_per_microF"/>
        <variable name="IKs" public_interface="in" units="microA_per_microF"/>
        <variable name="Istim" public_interface="in" units="microA_per_microF"/>
        <variable name="Ito" public_interface="in" units="microA_per_microF"/>
        <variable name="ICab" public_interface="in" units="microA_per_microF"/>
        <variable name="IpCa" public_interface="in" units="microA_per_microF"/>
        <variable name="ICaL" public_interface="in" units="microA_per_microF"/>
        <variable name="JdiffNa" public_interface="in" units="millimolar_per_millisecond"/>
        <variable name="Jdiff" public_interface="in" units="millimolar_per_millisecond"/>
        <variable name="Jup" public_interface="in" units="millimolar_per_millisecond"/>
        <variable name="JdiffK" public_interface="in" units="millimolar_per_millisecond"/>
        <variable name="Jrel" public_interface="in" units="millimolar_per_millisecond"/>
        <variable name="Jtr" public_interface="in" units="millimolar_per_millisecond"/>
        <variable name="ICaK" public_interface="in" units="microA_per_microF"/>
        <variable name="time" public_interface="in" units="millisecond"/>
        <variable name="vmyo" public_interface="in" units="microliter"/>
        <variable name="vnsr" public_interface="in" units="microliter"/>
        <variable name="vss" public_interface="in" units="microliter"/>
        <variable name="vjsr" public_interface="in" units="microliter"/>
        <variable name="Bcai" units="dimensionless"/>
        <variable name="Bcajsr" units="dimensionless"/>
        <variable name="Bcass" units="dimensionless"/>
        <variable initial_value="1" name="cm" public_interface="out" units="microF_per_centimeter_squared"/>
        <variable name="I_SK" public_interface="in" units="microA_per_microF"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>cmdnmax</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <times/>
                            <ci>cmdnmax_b</ci>
                            <cn cellml:units="dimensionless">1.3</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">1</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>cmdnmax_b</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>nai</ci>
                </apply>
                <apply>
                    <plus/>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <apply>
                                <minus/>
                                <apply>
                                    <plus/>
                                    <ci>INa</ci>
                                    <ci>INaL</ci>
                                    <apply>
                                        <times/>
                                        <cn cellml:units="dimensionless">3</cn>
                                        <ci>INaCa_i</ci>
                                    </apply>
                                    <apply>
                                        <times/>
                                        <cn cellml:units="dimensionless">3</cn>
                                        <ci>INaK</ci>
                                    </apply>
                                    <ci>INab</ci>
                                </apply>
                            </apply>
                            <ci>Acap</ci>
                            <ci>cm</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>F</ci>
                            <ci>vmyo</ci>
                        </apply>
                    </apply>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <ci>JdiffNa</ci>
                            <ci>vss</ci>
                        </apply>
                        <ci>vmyo</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>nass</ci>
                </apply>
                <apply>
                    <minus/>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <apply>
                                <minus/>
                                <apply>
                                    <plus/>
                                    <ci>ICaNa</ci>
                                    <apply>
                                        <times/>
                                        <cn cellml:units="dimensionless">3</cn>
                                        <ci>INaCa_ss</ci>
                                    </apply>
                                </apply>
                            </apply>
                            <ci>cm</ci>
                            <ci>Acap</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>F</ci>
                            <ci>vss</ci>
                        </apply>
                    </apply>
                    <ci>JdiffNa</ci>
                </apply>
            </apply>
            <!--Modified to include SK channels-->
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>ki</ci>
                </apply>
                <apply>
                    <plus/>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <apply>
                                <minus/>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <plus/>
                                        <ci>Ito</ci>
                                        <ci>IKr</ci>
                                        <ci>IKs</ci>
                                        <ci>IK1</ci>
                                        <ci>IKb</ci>
                                        <ci>Istim</ci>
                                    </apply>
                                    <apply>
                                        <times/>
                                        <cn cellml:units="dimensionless">2</cn>
                                        <ci>INaK</ci>
                                    </apply>
                                </apply>
                            </apply>
                            <ci>cm</ci>
                            <ci>Acap</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>F</ci>
                            <ci>vmyo</ci>
                        </apply>
                    </apply>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <ci>JdiffK</ci>
                            <ci>vss</ci>
                        </apply>
                        <ci>vmyo</ci>
                    </apply>
                </apply>
            </apply>
            <!--Modified to include SK channels-->
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>kss</ci>
                </apply>
                <apply>
                    <minus/>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <apply>
                                <minus/>
                                <apply>
                                    <plus/>
                                    <ci>ICaK</ci>
                                    <ci>I_SK</ci>
                                </apply>
                            </apply>
                            <ci>cm</ci>
                            <ci>Acap</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>F</ci>
                            <ci>vss</ci>
                        </apply>
                    </apply>
                    <ci>JdiffK</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Bcai</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <apply>
                                <times/>
                                <ci>cmdnmax</ci>
                                <ci>kmcmdn</ci>
                            </apply>
                            <apply>
                                <power/>
                                <apply>
                                    <plus/>
                                    <ci>kmcmdn</ci>
                                    <ci>cai</ci>
                                </apply>
                                <cn cellml:units="dimensionless">2</cn>
                            </apply>
                        </apply>
                        <apply>
                            <divide/>
                            <apply>
                                <times/>
                                <ci>trpnmax</ci>
                                <ci>kmtrpn</ci>
                            </apply>
                            <apply>
                                <power/>
                                <apply>
                                    <plus/>
                                    <ci>kmtrpn</ci>
                                    <ci>cai</ci>
                                </apply>
                                <cn cellml:units="dimensionless">2</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>cai</ci>
                </apply>
                <apply>
                    <times/>
                    <ci>Bcai</ci>
                    <apply>
                        <plus/>
                        <apply>
                            <minus/>
                            <apply>
                                <divide/>
                                <apply>
                                    <times/>
                                    <apply>
                                        <minus/>
                                        <apply>
                                            <minus/>
                                            <apply>
                                                <plus/>
                                                <ci>IpCa</ci>
                                                <ci>ICab</ci>
                                            </apply>
                                            <apply>
                                                <times/>
                                                <cn cellml:units="dimensionless">2</cn>
                                                <ci>INaCa_i</ci>
                                            </apply>
                                        </apply>
                                    </apply>
                                    <ci>cm</ci>
                                    <ci>Acap</ci>
                                </apply>
                                <apply>
                                    <times/>
                                    <cn cellml:units="dimensionless">2</cn>
                                    <ci>F</ci>
                                    <ci>vmyo</ci>
                                </apply>
                            </apply>
                            <apply>
                                <divide/>
                                <apply>
                                    <times/>
                                    <ci>Jup</ci>
                                    <ci>vnsr</ci>
                                </apply>
                                <ci>vmyo</ci>
                            </apply>
                        </apply>
                        <apply>
                            <divide/>
                            <apply>
                                <times/>
                                <ci>Jdiff</ci>
                                <ci>vss</ci>
                            </apply>
                            <ci>vmyo</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Bcass</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <apply>
                                <times/>
                                <ci>BSRmax</ci>
                                <ci>KmBSR</ci>
                            </apply>
                            <apply>
                                <power/>
                                <apply>
                                    <plus/>
                                    <ci>KmBSR</ci>
                                    <ci>cass</ci>
                                </apply>
                                <cn cellml:units="dimensionless">2</cn>
                            </apply>
                        </apply>
                        <apply>
                            <divide/>
                            <apply>
                                <times/>
                                <ci>BSLmax</ci>
                                <ci>KmBSL</ci>
                            </apply>
                            <apply>
                                <power/>
                                <apply>
                                    <plus/>
                                    <ci>KmBSL</ci>
                                    <ci>cass</ci>
                                </apply>
                                <cn cellml:units="dimensionless">2</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>cass</ci>
                </apply>
                <apply>
                    <times/>
                    <ci>Bcass</ci>
                    <apply>
                        <minus/>
                        <apply>
                            <plus/>
                            <apply>
                                <divide/>
                                <apply>
                                    <times/>
                                    <apply>
                                        <minus/>
                                        <apply>
                                            <minus/>
                                            <ci>ICaL</ci>
                                            <apply>
                                                <times/>
                                                <cn cellml:units="dimensionless">2</cn>
                                                <ci>INaCa_ss</ci>
                                            </apply>
                                        </apply>
                                    </apply>
                                    <ci>cm</ci>
                                    <ci>Acap</ci>
                                </apply>
                                <apply>
                                    <times/>
                                    <cn cellml:units="dimensionless">2</cn>
                                    <ci>F</ci>
                                    <ci>vss</ci>
                                </apply>
                            </apply>
                            <apply>
                                <divide/>
                                <apply>
                                    <times/>
                                    <ci>Jrel</ci>
                                    <ci>vjsr</ci>
                                </apply>
                                <ci>vss</ci>
                            </apply>
                        </apply>
                        <ci>Jdiff</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>cansr</ci>
                </apply>
                <apply>
                    <minus/>
                    <ci>Jup</ci>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <ci>Jtr</ci>
                            <ci>vjsr</ci>
                        </apply>
                        <ci>vnsr</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Bcajsr</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <apply>
                                <times/>
                                <ci>csqnmax</ci>
                                <ci>kmcsqn</ci>
                            </apply>
                            <apply>
                                <power/>
                                <apply>
                                    <plus/>
                                    <ci>kmcsqn</ci>
                                    <ci>cajsr</ci>
                                </apply>
                                <cn cellml:units="dimensionless">2</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>cajsr</ci>
                </apply>
                <apply>
                    <times/>
                    <ci>Bcajsr</ci>
                    <apply>
                        <minus/>
                        <ci>Jtr</ci>
                        <ci>Jrel</ci>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <component name="reversal_potentials">
        <variable initial_value="0.01833" name="PKNa" units="dimensionless"/>
        <variable name="ENa" public_interface="out" units="millivolt"/>
        <variable name="EK" public_interface="out" units="millivolt"/>
        <variable name="EKs" public_interface="out" units="millivolt"/>
        <variable name="nao" public_interface="in" units="millimolar"/>
        <variable name="ko" public_interface="in" units="millimolar"/>
        <variable name="nai" public_interface="in" units="millimolar"/>
        <variable name="ki" public_interface="in" units="millimolar"/>
        <variable name="R" public_interface="in" units="joule_per_kilomole_kelvin"/>
        <variable name="T" public_interface="in" units="kelvin"/>
        <variable name="F" public_interface="in" units="coulomb_per_mole"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>ENa</ci>
                <apply>
                    <times/>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <ci>R</ci>
                            <ci>T</ci>
                        </apply>
                        <ci>F</ci>
                    </apply>
                    <apply>
                        <ln/>
                        <apply>
                            <divide/>
                            <ci>nao</ci>
                            <ci>nai</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>EK</ci>
                <apply>
                    <times/>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <ci>R</ci>
                            <ci>T</ci>
                        </apply>
                        <ci>F</ci>
                    </apply>
                    <apply>
                        <ln/>
                        <apply>
                            <divide/>
                            <ci>ko</ci>
                            <ci>ki</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>EKs</ci>
                <apply>
                    <times/>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <ci>R</ci>
                            <ci>T</ci>
                        </apply>
                        <ci>F</ci>
                    </apply>
                    <apply>
                        <ln/>
                        <apply>
                            <divide/>
                            <apply>
                                <plus/>
                                <ci>ko</ci>
                                <apply>
                                    <times/>
                                    <ci>PKNa</ci>
                                    <ci>nao</ci>
                                </apply>
                            </apply>
                            <apply>
                                <plus/>
                                <ci>ki</ci>
                                <apply>
                                    <times/>
                                    <ci>PKNa</ci>
                                    <ci>nai</ci>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <!--Modifications in INa (O'Hara with modifications in sodium)-->
    <component name="INa">
        <variable name="mss" units="dimensionless"/>
        <variable name="tm" public_interface="out" units="millisecond"/>
        <variable initial_value="39.57" name="mssV1" units="millivolt"/>
        <!--var mssV2 modified-->
        <variable initial_value="7.5" name="mssV2" units="millivolt"/>
        <!--New variable mssV3-->
        <variable initial_value="9.4" name="mssV3" units="millivolt"/>
        <variable initial_value="11.64" name="mtV1" units="millivolt"/>
        <variable initial_value="34.77" name="mtV2" units="millivolt"/>
        <variable initial_value="6.765" name="mtD1" units="dimensionless"/>
        <variable initial_value="8.552" name="mtD2" units="dimensionless"/>
        <variable initial_value="77.42" name="mtV3" units="millivolt"/>
        <variable initial_value="5.955" name="mtV4" units="millivolt"/>
        <variable initial_value="0" name="m" units="dimensionless"/>
        <variable name="time" public_interface="in" units="millisecond"/>
        <variable name="hss" units="dimensionless"/>
        <variable name="thf" units="millisecond"/>
        <variable name="ths" units="millisecond"/>
        <!--var hssV1 modified-->
        <variable initial_value="78.5" name="hssV1" units="millivolt"/>
        <!--var hssV2 modified-->
        <variable initial_value="6.22" name="hssV2" units="millivolt"/>
        <variable name="Ahs" units="dimensionless"/>
        <variable initial_value="0.99" name="Ahf" units="dimensionless"/>
        <variable initial_value="1" name="hf" units="dimensionless"/>
        <variable initial_value="1" name="hs" units="dimensionless"/>
        <variable name="h" units="dimensionless"/>
        <!--var GNa modified-->
        <variable initial_value="31" name="GNa" units="milliS_per_microF"/>
        <variable name="jss" units="dimensionless"/>
        <variable name="tj" units="millisecond"/>
        <variable initial_value="1" name="j" units="dimensionless"/>
        <variable name="hssp" units="dimensionless"/>
        <variable name="thsp" units="millisecond"/>
        <variable initial_value="1" name="hsp" units="dimensionless"/>
        <variable name="hp" units="dimensionless"/>
        <variable name="tjp" units="millisecond"/>
        <variable initial_value="1" name="jp" units="dimensionless"/>
        <variable name="fINap" units="dimensionless"/>
        <variable name="INa" public_interface="out" units="microA_per_microF"/>
        <variable name="v" public_interface="in" units="millivolt"/>
        <variable name="KmCaMK" public_interface="in" units="millimolar"/>
        <variable name="CaMKa" public_interface="in" units="millimolar"/>
        <variable name="ENa" public_interface="in" units="millivolt"/>
        <!--mss = 1{dimensionless}/(1{dimensionless}+exp(-(v+mssV1)/mssV2));  Equation modified-->
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>mss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <ci>mssV1</ci>
                                        <ci>mssV3</ci>
                                    </apply>
                                </apply>
                                <ci>mssV2</ci>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tm</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="millisecond">1</cn>
                    <apply>
                        <plus/>
                        <apply>
                            <times/>
                            <ci>mtD1</ci>
                            <apply>
                                <exp/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <ci>mtV1</ci>
                                    </apply>
                                    <ci>mtV2</ci>
                                </apply>
                            </apply>
                        </apply>
                        <apply>
                            <times/>
                            <ci>mtD2</ci>
                            <apply>
                                <exp/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <minus/>
                                        <apply>
                                            <plus/>
                                            <ci>v</ci>
                                            <ci>mtV3</ci>
                                        </apply>
                                    </apply>
                                    <ci>mtV4</ci>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>m</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>mss</ci>
                        <ci>m</ci>
                    </apply>
                    <ci>tm</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>hss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <plus/>
                                    <ci>v</ci>
                                    <ci>hssV1</ci>
                                </apply>
                                <ci>hssV2</ci>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>thf</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="millisecond">1</cn>
                    <apply>
                        <plus/>
                        <apply>
                            <times/>
                            <cn cellml:units="dimensionless" type="e-notation">1.432<sep/>-5</cn>
                            <apply>
                                <exp/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <minus/>
                                        <apply>
                                            <plus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">1.196</cn>
                                        </apply>
                                    </apply>
                                    <cn cellml:units="millivolt">6.285</cn>
                                </apply>
                            </apply>
                        </apply>
                        <apply>
                            <times/>
                            <cn cellml:units="dimensionless">6.149</cn>
                            <apply>
                                <exp/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">0.5096</cn>
                                    </apply>
                                    <cn cellml:units="millivolt">20.27</cn>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>ths</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="millisecond">1</cn>
                    <apply>
                        <plus/>
                        <apply>
                            <times/>
                            <cn cellml:units="dimensionless">0.009794</cn>
                            <apply>
                                <exp/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <minus/>
                                        <apply>
                                            <plus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">17.95</cn>
                                        </apply>
                                    </apply>
                                    <cn cellml:units="millivolt">28.05</cn>
                                </apply>
                            </apply>
                        </apply>
                        <apply>
                            <times/>
                            <cn cellml:units="dimensionless">0.3343</cn>
                            <apply>
                                <exp/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">5.73</cn>
                                    </apply>
                                    <cn cellml:units="millivolt">56.66</cn>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Ahs</ci>
                <apply>
                    <minus/>
                    <cn cellml:units="dimensionless">1</cn>
                    <ci>Ahf</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>hf</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>hss</ci>
                        <ci>hf</ci>
                    </apply>
                    <ci>thf</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>hs</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>hss</ci>
                        <ci>hs</ci>
                    </apply>
                    <ci>ths</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>Ahf</ci>
                        <ci>hf</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>Ahs</ci>
                        <ci>hs</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>jss</ci>
                <ci>hss</ci>
            </apply>
            <apply>
                <eq/>
                <ci>tj</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="millisecond">2.038</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="millisecond">1</cn>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.02136</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <minus/>
                                            <apply>
                                                <plus/>
                                                <ci>v</ci>
                                                <cn cellml:units="millivolt">100.6</cn>
                                            </apply>
                                        </apply>
                                        <cn cellml:units="millivolt">8.281</cn>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.3052</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <plus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">0.9941</cn>
                                        </apply>
                                        <cn cellml:units="millivolt">38.45</cn>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>j</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>jss</ci>
                        <ci>j</ci>
                    </apply>
                    <ci>tj</ci>
                </apply>
            </apply>
            <!--hssp = 1{dimensionless}/(1{dimensionless}+exp((v+89.1{millivolt}-shift_INa_inact)/6.086{millivolt})); //Equation modified-->
            <apply>
                <eq/>
                <ci>hssp</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <plus/>
                                    <ci>v</ci>
                                    <cn cellml:units="millivolt">78.5</cn>
                                    <cn cellml:units="millivolt">6.2</cn>
                                </apply>
                                <cn cellml:units="millivolt">6.22</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>thsp</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">3</cn>
                    <ci>ths</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>hsp</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>hssp</ci>
                        <ci>hsp</ci>
                    </apply>
                    <ci>thsp</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>hp</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>Ahf</ci>
                        <ci>hf</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>Ahs</ci>
                        <ci>hsp</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tjp</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">1.46</cn>
                    <ci>tj</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>jp</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>jss</ci>
                        <ci>jp</ci>
                    </apply>
                    <ci>tjp</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>fINap</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <ci>KmCaMK</ci>
                            <ci>CaMKa</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>INa</ci>
                <apply>
                    <times/>
                    <ci>GNa</ci>
                    <apply>
                        <minus/>
                        <ci>v</ci>
                        <ci>ENa</ci>
                    </apply>
                    <apply>
                        <power/>
                        <ci>m</ci>
                        <cn cellml:units="dimensionless">3</cn>
                    </apply>
                    <apply>
                        <plus/>
                        <apply>
                            <times/>
                            <apply>
                                <minus/>
                                <cn cellml:units="dimensionless">1</cn>
                                <ci>fINap</ci>
                            </apply>
                            <ci>h</ci>
                            <ci>j</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>fINap</ci>
                            <ci>hp</ci>
                            <ci>jp</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <!--HF modifications in INaL-->
    <component name="INaL">
        <variable name="mLss" units="dimensionless"/>
        <variable name="tm" public_interface="in" units="millisecond"/>
        <variable name="tmL" units="millisecond"/>
        <variable initial_value="0" name="mL" units="dimensionless"/>
        <variable initial_value="360" name="thL" units="millisecond"/>
        <!--HF==1.5 thL= 440 HF==1 thL=360 (200*1.8)  HF==0 thL=200-->
        <variable name="hLss" units="dimensionless"/>
        <variable name="v" public_interface="in" units="millivolt"/>
        <variable initial_value="1" name="hL" units="dimensionless"/>
        <variable name="hLssp" units="dimensionless"/>
        <variable name="thLp" units="millisecond"/>
        <variable initial_value="1" name="hLp" units="dimensionless"/>
        <!--var GNaL_b modified-->
        <variable initial_value="0.0144" name="GNaL_b" units="milliS_per_microF"/>
        <variable name="GNaL" units="milliS_per_microF"/>
        <variable name="fINaLp" units="dimensionless"/>
        <variable name="KmCaMK" public_interface="in" units="millimolar"/>
        <variable name="CaMKa" public_interface="in" units="millimolar"/>
        <variable name="ENa" public_interface="in" units="millivolt"/>
        <variable name="INaL" public_interface="out" units="microA_per_microF"/>
        <variable name="celltype" public_interface="in" units="dimensionless"/>
        <variable name="time" public_interface="in" units="millisecond"/>
        <variable initial_value="1.8" name="GNaL_HF" units="dimensionless"/>
        <!--HF==1.5 GNaL_HF=2.2  HF==1 GNaL_HF=1.8 HF==0 GNaL_HF=1-->
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>mLss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">42.85</cn>
                                    </apply>
                                </apply>
                                <cn cellml:units="millivolt">5.264</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tmL</ci>
                <ci>tm</ci>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>mL</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>mLss</ci>
                        <ci>mL</ci>
                    </apply>
                    <ci>tmL</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>hLss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <plus/>
                                    <ci>v</ci>
                                    <cn cellml:units="millivolt">87.61</cn>
                                </apply>
                                <cn cellml:units="millivolt">7.488</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>hL</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>hLss</ci>
                        <ci>hL</ci>
                    </apply>
                    <ci>thL</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>hLssp</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <plus/>
                                    <ci>v</ci>
                                    <cn cellml:units="millivolt">93.81</cn>
                                </apply>
                                <cn cellml:units="millivolt">7.488</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>thLp</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">3</cn>
                    <ci>thL</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>hLp</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>hLssp</ci>
                        <ci>hLp</ci>
                    </apply>
                    <ci>thLp</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>GNaL</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <times/>
                            <ci>GNaL_b</ci>
                            <cn cellml:units="dimensionless">0.6</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">1</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>GNaL_b</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>fINaLp</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <ci>KmCaMK</ci>
                            <ci>CaMKa</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>INaL</ci>
                <apply>
                    <times/>
                    <ci>GNaL</ci>
                    <ci>GNaL_HF</ci>
                    <apply>
                        <minus/>
                        <ci>v</ci>
                        <ci>ENa</ci>
                    </apply>
                    <ci>mL</ci>
                    <apply>
                        <plus/>
                        <apply>
                            <times/>
                            <apply>
                                <minus/>
                                <cn cellml:units="dimensionless">1</cn>
                                <ci>fINaLp</ci>
                            </apply>
                            <ci>hL</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>fINaLp</ci>
                            <ci>hLp</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
        </math>
        <!--Equation modified-->
    </component>
    <!--HF modifications in Ito-->
    <component name="Ito">
        <variable initial_value="0.02" name="Gto_b" units="milliS_per_microF"/>
        <variable name="ass" units="dimensionless"/>
        <variable name="ta" units="millisecond"/>
        <variable initial_value="0" name="a" units="dimensionless"/>
        <variable name="time" public_interface="in" units="millisecond"/>
        <variable name="v" public_interface="in" units="millivolt"/>
        <variable name="EK" public_interface="in" units="millivolt"/>
        <variable name="iss" units="dimensionless"/>
        <variable name="delta_epi" units="dimensionless"/>
        <variable name="tiF_b" units="millisecond"/>
        <variable name="tiS_b" units="millisecond"/>
        <variable name="tiF" units="millisecond"/>
        <variable name="tiS" units="millisecond"/>
        <variable name="AiF" units="dimensionless"/>
        <variable name="AiS" units="dimensionless"/>
        <variable initial_value="1" name="iF" units="dimensionless"/>
        <variable initial_value="1" name="iS" units="dimensionless"/>
        <variable name="i" units="dimensionless"/>
        <variable name="assp" units="dimensionless"/>
        <variable initial_value="0" name="ap" units="dimensionless"/>
        <variable name="dti_develop" units="dimensionless"/>
        <variable name="dti_recover" units="dimensionless"/>
        <variable name="tiFp" units="millisecond"/>
        <variable name="tiSp" units="millisecond"/>
        <variable initial_value="1" name="iFp" units="dimensionless"/>
        <variable initial_value="1" name="iSp" units="dimensionless"/>
        <variable name="ip" units="dimensionless"/>
        <variable name="Gto" units="milliS_per_microF"/>
        <variable name="fItop" units="dimensionless"/>
        <variable name="Ito" public_interface="out" units="microA_per_microF"/>
        <variable name="celltype" public_interface="in" units="dimensionless"/>
        <variable name="KmCaMK" public_interface="in" units="millimolar"/>
        <variable name="CaMKa" public_interface="in" units="millimolar"/>
        <variable initial_value="0.4" name="Gto_HF" units="dimensionless"/>
        <!--HF==1.5 Gto_HF=0.1 HF==1 Gto_HF=0.4 HF==0 Gto_HF=1-->
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>ass</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <minus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">14.34</cn>
                                    </apply>
                                </apply>
                                <cn cellml:units="millivolt">14.82</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>ta</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="millisecond">1.0515</cn>
                    <apply>
                        <plus/>
                        <apply>
                            <divide/>
                            <cn cellml:units="dimensionless">1</cn>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">1.2089</cn>
                                <apply>
                                    <plus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <apply>
                                        <exp/>
                                        <apply>
                                            <divide/>
                                            <apply>
                                                <minus/>
                                                <apply>
                                                    <minus/>
                                                    <ci>v</ci>
                                                    <cn cellml:units="millivolt">18.4099</cn>
                                                </apply>
                                            </apply>
                                            <cn cellml:units="millivolt">29.3814</cn>
                                        </apply>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                        <apply>
                            <divide/>
                            <cn cellml:units="dimensionless">3.5</cn>
                            <apply>
                                <plus/>
                                <cn cellml:units="dimensionless">1</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <plus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">100</cn>
                                        </apply>
                                        <cn cellml:units="millivolt">29.3814</cn>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>a</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>ass</ci>
                        <ci>a</ci>
                    </apply>
                    <ci>ta</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>iss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <plus/>
                                    <ci>v</ci>
                                    <cn cellml:units="millivolt">43.94</cn>
                                </apply>
                                <cn cellml:units="millivolt">5.711</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>delta_epi</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <minus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <apply>
                                <divide/>
                                <cn cellml:units="dimensionless">0.95</cn>
                                <apply>
                                    <plus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <apply>
                                        <exp/>
                                        <apply>
                                            <divide/>
                                            <apply>
                                                <plus/>
                                                <ci>v</ci>
                                                <cn cellml:units="millivolt">70</cn>
                                            </apply>
                                            <cn cellml:units="millivolt">5</cn>
                                        </apply>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">1</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <cn cellml:units="dimensionless">1</cn>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>tiF_b</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="millisecond">4.562</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="millisecond">1</cn>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.3933</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <minus/>
                                            <apply>
                                                <plus/>
                                                <ci>v</ci>
                                                <cn cellml:units="millivolt">100</cn>
                                            </apply>
                                        </apply>
                                        <cn cellml:units="millivolt">100</cn>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.08004</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <plus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">50</cn>
                                        </apply>
                                        <cn cellml:units="millivolt">16.59</cn>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tiS_b</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="millisecond">23.62</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="millisecond">1</cn>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.001416</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <minus/>
                                            <apply>
                                                <plus/>
                                                <ci>v</ci>
                                                <cn cellml:units="millivolt">96.52</cn>
                                            </apply>
                                        </apply>
                                        <cn cellml:units="millivolt">59.05</cn>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless" type="e-notation">1.78<sep/>-8</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <plus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">114.1</cn>
                                        </apply>
                                        <cn cellml:units="millivolt">8.079</cn>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tiF</ci>
                <apply>
                    <times/>
                    <ci>tiF_b</ci>
                    <ci>delta_epi</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tiS</ci>
                <apply>
                    <times/>
                    <ci>tiS_b</ci>
                    <ci>delta_epi</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>AiF</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <minus/>
                                    <ci>v</ci>
                                    <cn cellml:units="millivolt">213.6</cn>
                                </apply>
                                <cn cellml:units="millivolt">151.2</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>AiS</ci>
                <apply>
                    <minus/>
                    <cn cellml:units="dimensionless">1</cn>
                    <ci>AiF</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>iF</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>iss</ci>
                        <ci>iF</ci>
                    </apply>
                    <ci>tiF</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>iS</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>iss</ci>
                        <ci>iS</ci>
                    </apply>
                    <ci>tiS</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>i</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>AiF</ci>
                        <ci>iF</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>AiS</ci>
                        <ci>iS</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>assp</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <minus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">24.34</cn>
                                    </apply>
                                </apply>
                                <cn cellml:units="millivolt">14.82</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>ap</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>assp</ci>
                        <ci>ap</ci>
                    </apply>
                    <ci>ta</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>dti_develop</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="dimensionless">1.354</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="dimensionless" type="e-notation">1<sep/>-4</cn>
                        <apply>
                            <plus/>
                            <apply>
                                <exp/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <minus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">167.4</cn>
                                    </apply>
                                    <cn cellml:units="millivolt">15.89</cn>
                                </apply>
                            </apply>
                            <apply>
                                <exp/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <minus/>
                                        <apply>
                                            <minus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">12.23</cn>
                                        </apply>
                                    </apply>
                                    <cn cellml:units="millivolt">0.2154</cn>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>dti_recover</ci>
                <apply>
                    <minus/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="dimensionless">0.5</cn>
                        <apply>
                            <plus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <apply>
                                <exp/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">70</cn>
                                    </apply>
                                    <cn cellml:units="millivolt">20</cn>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tiFp</ci>
                <apply>
                    <times/>
                    <ci>dti_develop</ci>
                    <ci>dti_recover</ci>
                    <ci>tiF</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tiSp</ci>
                <apply>
                    <times/>
                    <ci>dti_develop</ci>
                    <ci>dti_recover</ci>
                    <ci>tiS</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>iFp</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>iss</ci>
                        <ci>iFp</ci>
                    </apply>
                    <ci>tiFp</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>iSp</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>iss</ci>
                        <ci>iSp</ci>
                    </apply>
                    <ci>tiSp</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>ip</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>AiF</ci>
                        <ci>iFp</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>AiS</ci>
                        <ci>iSp</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Gto</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <times/>
                            <ci>Gto_b</ci>
                            <cn cellml:units="dimensionless">4</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">1</cn>
                        </apply>
                    </piece>
                    <piece>
                        <apply>
                            <times/>
                            <ci>Gto_b</ci>
                            <cn cellml:units="dimensionless">4</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">2</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>Gto_b</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>fItop</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <ci>KmCaMK</ci>
                            <ci>CaMKa</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Ito</ci>
                <apply>
                    <times/>
                    <ci>Gto</ci>
                    <ci>Gto_HF</ci>
                    <apply>
                        <minus/>
                        <ci>v</ci>
                        <ci>EK</ci>
                    </apply>
                    <apply>
                        <plus/>
                        <apply>
                            <times/>
                            <apply>
                                <minus/>
                                <cn cellml:units="dimensionless">1</cn>
                                <ci>fItop</ci>
                            </apply>
                            <ci>a</ci>
                            <ci>i</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>fItop</ci>
                            <ci>ap</ci>
                            <ci>ip</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
        </math>
        <!--Equation modified-->
    </component>
    <component name="ICaL">
        <variable initial_value="0.002" name="Kmn" units="millimolar"/>
        <variable initial_value="1000" name="k2n" units="per_millisecond"/>
        <variable initial_value="0.0001" name="PCa_b" units="dimensionless"/>
        <variable name="dss" units="dimensionless"/>
        <variable initial_value="0" name="d" units="dimensionless"/>
        <variable name="fss" units="dimensionless"/>
        <variable name="Aff" units="dimensionless"/>
        <variable name="Afs" units="dimensionless"/>
        <variable initial_value="1" name="ff" units="dimensionless"/>
        <variable initial_value="1" name="fs" units="dimensionless"/>
        <variable name="f" units="dimensionless"/>
        <variable name="fcass" units="dimensionless"/>
        <variable name="Afcaf" units="dimensionless"/>
        <variable name="Afcas" units="dimensionless"/>
        <variable initial_value="1" name="fcaf" units="dimensionless"/>
        <variable initial_value="1" name="fcas" units="dimensionless"/>
        <variable name="fca" units="dimensionless"/>
        <variable initial_value="1" name="jca" units="dimensionless"/>
        <variable initial_value="1" name="ffp" units="dimensionless"/>
        <variable name="fp" units="dimensionless"/>
        <variable initial_value="1" name="fcafp" units="dimensionless"/>
        <variable name="fcap" units="dimensionless"/>
        <variable name="km2n" units="per_millisecond"/>
        <variable name="anca" units="dimensionless"/>
        <variable initial_value="0" name="nca" units="dimensionless"/>
        <variable name="PhiCaL" units="microA_per_microF"/>
        <variable name="PhiCaNa" units="microA_per_microF"/>
        <variable name="PhiCaK" units="microA_per_microF"/>
        <variable name="PCa" units="dimensionless"/>
        <variable name="celltype" public_interface="in" units="dimensionless"/>
        <variable name="PCap" units="dimensionless"/>
        <variable name="PCaNa" units="dimensionless"/>
        <variable name="PCaK" units="dimensionless"/>
        <variable name="PCaNap" units="dimensionless"/>
        <variable name="PCaKp" units="dimensionless"/>
        <variable name="fICaLp" units="dimensionless"/>
        <variable name="td" units="millisecond"/>
        <variable name="tff" units="millisecond"/>
        <variable name="tfs" units="millisecond"/>
        <variable name="tfcaf" units="millisecond"/>
        <variable name="tfcas" units="millisecond"/>
        <variable name="tjca" units="millisecond"/>
        <variable name="tffp" units="millisecond"/>
        <variable name="tfcafp" units="millisecond"/>
        <variable name="ICaL" public_interface="out" units="microA_per_microF"/>
        <variable name="ICaNa" public_interface="out" units="microA_per_microF"/>
        <variable name="ICaK" public_interface="out" units="microA_per_microF"/>
        <variable name="v" public_interface="in" units="millivolt"/>
        <variable name="time" public_interface="in" units="millisecond"/>
        <variable name="cass" public_interface="in" units="millimolar"/>
        <variable name="cao" public_interface="in" units="millimolar"/>
        <variable name="vffrt" public_interface="in" units="coulomb_per_mole"/>
        <variable name="vfrt" public_interface="in" units="dimensionless"/>
        <variable name="nao" public_interface="in" units="millimolar"/>
        <variable name="nass" public_interface="in" units="millimolar"/>
        <variable name="ko" public_interface="in" units="millimolar"/>
        <variable name="kss" public_interface="in" units="millimolar"/>
        <variable name="KmCaMK" public_interface="in" units="millimolar"/>
        <variable name="CaMKa" public_interface="in" units="millimolar"/>
        <variable name="R" public_interface="in" units="joule_per_kilomole_kelvin"/>
        <variable name="T" public_interface="in" units="kelvin"/>
        <variable name="F" public_interface="in" units="coulomb_per_mole"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>dss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">3.94</cn>
                                    </apply>
                                </apply>
                                <cn cellml:units="millivolt">4.23</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>td</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="millisecond">0.6</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="millisecond">1</cn>
                        <apply>
                            <plus/>
                            <apply>
                                <exp/>
                                <apply>
                                    <times/>
                                    <apply>
                                        <minus/>
                                        <cn cellml:units="per_millivolt">0.05</cn>
                                    </apply>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">6</cn>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <exp/>
                                <apply>
                                    <times/>
                                    <cn cellml:units="per_millivolt">0.09</cn>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">14</cn>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>d</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>dss</ci>
                        <ci>d</ci>
                    </apply>
                    <ci>td</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>fss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <plus/>
                                    <ci>v</ci>
                                    <cn cellml:units="millivolt">19.58</cn>
                                </apply>
                                <cn cellml:units="millivolt">3.696</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tff</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="millisecond">7</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="millisecond">1</cn>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.0045</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <minus/>
                                            <apply>
                                                <plus/>
                                                <ci>v</ci>
                                                <cn cellml:units="millivolt">20</cn>
                                            </apply>
                                        </apply>
                                        <cn cellml:units="millivolt">10</cn>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.0045</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <plus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">20</cn>
                                        </apply>
                                        <cn cellml:units="millivolt">10</cn>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tfs</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="millisecond">1000</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="millisecond">1</cn>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.000035</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <minus/>
                                            <apply>
                                                <plus/>
                                                <ci>v</ci>
                                                <cn cellml:units="millivolt">5</cn>
                                            </apply>
                                        </apply>
                                        <cn cellml:units="millivolt">4</cn>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.000035</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <plus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">5</cn>
                                        </apply>
                                        <cn cellml:units="millivolt">6</cn>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Aff</ci>
                <cn cellml:units="dimensionless">0.6</cn>
            </apply>
            <apply>
                <eq/>
                <ci>Afs</ci>
                <apply>
                    <minus/>
                    <cn cellml:units="dimensionless">1</cn>
                    <ci>Aff</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>ff</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>fss</ci>
                        <ci>ff</ci>
                    </apply>
                    <ci>tff</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>fs</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>fss</ci>
                        <ci>fs</ci>
                    </apply>
                    <ci>tfs</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>f</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>Aff</ci>
                        <ci>ff</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>Afs</ci>
                        <ci>fs</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>fcass</ci>
                <ci>fss</ci>
            </apply>
            <apply>
                <eq/>
                <ci>tfcaf</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="millisecond">7</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="millisecond">1</cn>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.04</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <minus/>
                                            <apply>
                                                <minus/>
                                                <ci>v</ci>
                                                <cn cellml:units="millivolt">4</cn>
                                            </apply>
                                        </apply>
                                        <cn cellml:units="millivolt">7</cn>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.04</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <minus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">4</cn>
                                        </apply>
                                        <cn cellml:units="millivolt">7</cn>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tfcas</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="millisecond">100</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="millisecond">1</cn>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.00012</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <minus/>
                                            <ci>v</ci>
                                        </apply>
                                        <cn cellml:units="millivolt">3</cn>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.00012</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">7</cn>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Afcaf</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="dimensionless">0.3</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="dimensionless">0.6</cn>
                        <apply>
                            <plus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <apply>
                                <exp/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <minus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">10</cn>
                                    </apply>
                                    <cn cellml:units="millivolt">10</cn>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Afcas</ci>
                <apply>
                    <minus/>
                    <cn cellml:units="dimensionless">1</cn>
                    <ci>Afcaf</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>fcaf</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>fcass</ci>
                        <ci>fcaf</ci>
                    </apply>
                    <ci>tfcaf</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>fcas</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>fcass</ci>
                        <ci>fcas</ci>
                    </apply>
                    <ci>tfcas</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>fca</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>Afcaf</ci>
                        <ci>fcaf</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>Afcas</ci>
                        <ci>fcas</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tjca</ci>
                <cn cellml:units="millisecond">75</cn>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>jca</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>fcass</ci>
                        <ci>jca</ci>
                    </apply>
                    <ci>tjca</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tffp</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">2.5</cn>
                    <ci>tff</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>ffp</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>fss</ci>
                        <ci>ffp</ci>
                    </apply>
                    <ci>tffp</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>fp</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>Aff</ci>
                        <ci>ffp</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>Afs</ci>
                        <ci>fs</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tfcafp</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">2.5</cn>
                    <ci>tfcaf</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>fcafp</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>fcass</ci>
                        <ci>fcafp</ci>
                    </apply>
                    <ci>tfcafp</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>fcap</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>Afcaf</ci>
                        <ci>fcafp</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>Afcas</ci>
                        <ci>fcas</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>km2n</ci>
                <apply>
                    <times/>
                    <ci>jca</ci>
                    <cn cellml:units="per_millisecond">1</cn>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>anca</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <apply>
                            <divide/>
                            <ci>k2n</ci>
                            <ci>km2n</ci>
                        </apply>
                        <apply>
                            <power/>
                            <apply>
                                <plus/>
                                <cn cellml:units="dimensionless">1</cn>
                                <apply>
                                    <divide/>
                                    <ci>Kmn</ci>
                                    <ci>cass</ci>
                                </apply>
                            </apply>
                            <cn cellml:units="dimensionless">4</cn>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>nca</ci>
                </apply>
                <apply>
                    <minus/>
                    <apply>
                        <times/>
                        <ci>anca</ci>
                        <ci>k2n</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>nca</ci>
                        <ci>km2n</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>PhiCaL</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <cn cellml:units="litre_per_farad_millisecond">4</cn>
                        <ci>vffrt</ci>
                        <apply>
                            <minus/>
                            <apply>
                                <times/>
                                <ci>cass</ci>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <times/>
                                        <cn cellml:units="dimensionless">2</cn>
                                        <ci>vfrt</ci>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.341</cn>
                                <ci>cao</ci>
                            </apply>
                        </apply>
                    </apply>
                    <apply>
                        <minus/>
                        <apply>
                            <exp/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">2</cn>
                                <ci>vfrt</ci>
                            </apply>
                        </apply>
                        <cn cellml:units="dimensionless">1</cn>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>PhiCaNa</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <cn cellml:units="litre_per_farad_millisecond">1</cn>
                        <ci>vffrt</ci>
                        <apply>
                            <minus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.75</cn>
                                <ci>nass</ci>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <times/>
                                        <cn cellml:units="dimensionless">1</cn>
                                        <ci>vfrt</ci>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.75</cn>
                                <ci>nao</ci>
                            </apply>
                        </apply>
                    </apply>
                    <apply>
                        <minus/>
                        <apply>
                            <exp/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">1</cn>
                                <ci>vfrt</ci>
                            </apply>
                        </apply>
                        <cn cellml:units="dimensionless">1</cn>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>PhiCaK</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <cn cellml:units="litre_per_farad_millisecond">1</cn>
                        <ci>vffrt</ci>
                        <apply>
                            <minus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.75</cn>
                                <ci>kss</ci>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <times/>
                                        <cn cellml:units="dimensionless">1</cn>
                                        <ci>vfrt</ci>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.75</cn>
                                <ci>ko</ci>
                            </apply>
                        </apply>
                    </apply>
                    <apply>
                        <minus/>
                        <apply>
                            <exp/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">1</cn>
                                <ci>vfrt</ci>
                            </apply>
                        </apply>
                        <cn cellml:units="dimensionless">1</cn>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>PCa</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <times/>
                            <ci>PCa_b</ci>
                            <cn cellml:units="dimensionless">1.2</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">1</cn>
                        </apply>
                    </piece>
                    <piece>
                        <apply>
                            <times/>
                            <ci>PCa_b</ci>
                            <cn cellml:units="dimensionless">2.5</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">2</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>PCa_b</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>PCap</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">1.1</cn>
                    <ci>PCa</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>PCaNa</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">0.00125</cn>
                    <ci>PCa</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>PCaK</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless" type="e-notation">3.574<sep/>-4</cn>
                    <ci>PCa</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>PCaNap</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">0.00125</cn>
                    <ci>PCap</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>PCaKp</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless" type="e-notation">3.574<sep/>-4</cn>
                    <ci>PCap</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>fICaLp</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <ci>KmCaMK</ci>
                            <ci>CaMKa</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>ICaL</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <apply>
                            <minus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <ci>fICaLp</ci>
                        </apply>
                        <ci>PCa</ci>
                        <ci>PhiCaL</ci>
                        <ci>d</ci>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <ci>f</ci>
                                <apply>
                                    <minus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <ci>nca</ci>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <ci>jca</ci>
                                <ci>fca</ci>
                                <ci>nca</ci>
                            </apply>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>fICaLp</ci>
                        <ci>PCap</ci>
                        <ci>PhiCaL</ci>
                        <ci>d</ci>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <ci>fp</ci>
                                <apply>
                                    <minus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <ci>nca</ci>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <ci>jca</ci>
                                <ci>fcap</ci>
                                <ci>nca</ci>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>ICaNa</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <apply>
                            <minus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <ci>fICaLp</ci>
                        </apply>
                        <ci>PCaNa</ci>
                        <ci>PhiCaNa</ci>
                        <ci>d</ci>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <ci>f</ci>
                                <apply>
                                    <minus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <ci>nca</ci>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <ci>jca</ci>
                                <ci>fca</ci>
                                <ci>nca</ci>
                            </apply>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>fICaLp</ci>
                        <ci>PCaNap</ci>
                        <ci>PhiCaNa</ci>
                        <ci>d</ci>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <ci>fp</ci>
                                <apply>
                                    <minus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <ci>nca</ci>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <ci>jca</ci>
                                <ci>fcap</ci>
                                <ci>nca</ci>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>ICaK</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <apply>
                            <minus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <ci>fICaLp</ci>
                        </apply>
                        <ci>PCaK</ci>
                        <ci>PhiCaK</ci>
                        <ci>d</ci>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <ci>f</ci>
                                <apply>
                                    <minus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <ci>nca</ci>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <ci>jca</ci>
                                <ci>fca</ci>
                                <ci>nca</ci>
                            </apply>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>fICaLp</ci>
                        <ci>PCaKp</ci>
                        <ci>PhiCaK</ci>
                        <ci>d</ci>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <ci>fp</ci>
                                <apply>
                                    <minus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <ci>nca</ci>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <ci>jca</ci>
                                <ci>fcap</ci>
                                <ci>nca</ci>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <component name="IKr">
        <variable initial_value="0.046" name="GKr_b" units="milliS_per_microF"/>
        <variable name="GKr" units="milliS_per_microF"/>
        <variable name="xrss" units="dimensionless"/>
        <variable name="txrf" units="millisecond"/>
        <variable name="txrs" units="millisecond"/>
        <variable name="Axrf" units="dimensionless"/>
        <variable name="Axrs" units="dimensionless"/>
        <variable initial_value="0" name="xrf" units="dimensionless"/>
        <variable initial_value="0" name="xrs" units="dimensionless"/>
        <variable name="xr" units="dimensionless"/>
        <variable name="rkr" units="dimensionless"/>
        <variable name="v" public_interface="in" units="millivolt"/>
        <variable name="time" public_interface="in" units="millisecond"/>
        <variable name="celltype" public_interface="in" units="dimensionless"/>
        <variable name="EK" public_interface="in" units="millivolt"/>
        <variable name="ko" public_interface="in" units="millimolar"/>
        <variable name="IKr" public_interface="out" units="microA_per_microF"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>xrss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">8.337</cn>
                                    </apply>
                                </apply>
                                <cn cellml:units="millivolt">6.789</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>txrf</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="millisecond">12.98</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="millisecond">1</cn>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.3652</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <minus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">31.66</cn>
                                        </apply>
                                        <cn cellml:units="millivolt">3.869</cn>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless" type="e-notation">4.123<sep/>-5</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <minus/>
                                            <apply>
                                                <minus/>
                                                <ci>v</ci>
                                                <cn cellml:units="millivolt">47.78</cn>
                                            </apply>
                                        </apply>
                                        <cn cellml:units="millivolt">20.38</cn>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>txrs</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="millisecond">1.865</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="millisecond">1</cn>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.06629</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <minus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">34.7</cn>
                                        </apply>
                                        <cn cellml:units="millivolt">7.355</cn>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless" type="e-notation">1.128<sep/>-5</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <minus/>
                                            <apply>
                                                <minus/>
                                                <ci>v</ci>
                                                <cn cellml:units="millivolt">29.74</cn>
                                            </apply>
                                        </apply>
                                        <cn cellml:units="millivolt">25.94</cn>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Axrf</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <plus/>
                                    <ci>v</ci>
                                    <cn cellml:units="millivolt">54.81</cn>
                                </apply>
                                <cn cellml:units="millivolt">38.21</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Axrs</ci>
                <apply>
                    <minus/>
                    <cn cellml:units="dimensionless">1</cn>
                    <ci>Axrf</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>xrf</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>xrss</ci>
                        <ci>xrf</ci>
                    </apply>
                    <ci>txrf</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>xrs</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>xrss</ci>
                        <ci>xrs</ci>
                    </apply>
                    <ci>txrs</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>xr</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>Axrf</ci>
                        <ci>xrf</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>Axrs</ci>
                        <ci>xrs</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>rkr</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <apply>
                            <divide/>
                            <cn cellml:units="dimensionless">1</cn>
                            <apply>
                                <plus/>
                                <cn cellml:units="dimensionless">1</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <plus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">55</cn>
                                        </apply>
                                        <cn cellml:units="millivolt">75</cn>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                        <cn cellml:units="dimensionless">1</cn>
                    </apply>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <minus/>
                                    <ci>v</ci>
                                    <cn cellml:units="millivolt">10</cn>
                                </apply>
                                <cn cellml:units="millivolt">30</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>GKr</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <times/>
                            <ci>GKr_b</ci>
                            <cn cellml:units="dimensionless">1.3</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">1</cn>
                        </apply>
                    </piece>
                    <piece>
                        <apply>
                            <times/>
                            <ci>GKr_b</ci>
                            <cn cellml:units="dimensionless">0.8</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">2</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>GKr_b</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>IKr</ci>
                <apply>
                    <times/>
                    <ci>GKr</ci>
                    <apply>
                        <root/>
                        <apply>
                            <divide/>
                            <ci>ko</ci>
                            <cn cellml:units="millimolar">5.4</cn>
                        </apply>
                    </apply>
                    <ci>xr</ci>
                    <ci>rkr</ci>
                    <apply>
                        <minus/>
                        <ci>v</ci>
                        <ci>EK</ci>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <component name="IKs">
        <variable initial_value="0.0034" name="GKs_b" units="milliS_per_microF"/>
        <variable name="GKs" units="milliS_per_microF"/>
        <variable name="xs1ss" units="dimensionless"/>
        <variable name="xs2ss" units="dimensionless"/>
        <variable name="txs1" units="millisecond"/>
        <variable initial_value="0" name="xs1" units="dimensionless"/>
        <variable initial_value="0" name="xs2" units="dimensionless"/>
        <variable name="KsCa" units="dimensionless"/>
        <variable name="v" public_interface="in" units="millivolt"/>
        <variable name="time" public_interface="in" units="millisecond"/>
        <variable name="celltype" public_interface="in" units="dimensionless"/>
        <variable name="EKs" public_interface="in" units="millivolt"/>
        <variable name="IKs" public_interface="out" units="microA_per_microF"/>
        <variable name="txs2" units="millisecond"/>
        <variable name="cai" public_interface="in" units="millimolar"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>xs1ss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">11.6</cn>
                                    </apply>
                                </apply>
                                <cn cellml:units="millivolt">8.932</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>txs1</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="millisecond">817.3</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="millisecond">1</cn>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless" type="e-notation">2.326<sep/>-4</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <plus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">48.28</cn>
                                        </apply>
                                        <cn cellml:units="millivolt">17.8</cn>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.001292</cn>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <divide/>
                                        <apply>
                                            <minus/>
                                            <apply>
                                                <plus/>
                                                <ci>v</ci>
                                                <cn cellml:units="millivolt">210</cn>
                                            </apply>
                                        </apply>
                                        <cn cellml:units="millivolt">230</cn>
                                    </apply>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>xs1</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>xs1ss</ci>
                        <ci>xs1</ci>
                    </apply>
                    <ci>txs1</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>xs2ss</ci>
                <ci>xs1ss</ci>
            </apply>
            <apply>
                <eq/>
                <ci>txs2</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="millisecond">1</cn>
                    <apply>
                        <plus/>
                        <apply>
                            <times/>
                            <cn cellml:units="dimensionless">0.01</cn>
                            <apply>
                                <exp/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <minus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">50</cn>
                                    </apply>
                                    <cn cellml:units="millivolt">20</cn>
                                </apply>
                            </apply>
                        </apply>
                        <apply>
                            <times/>
                            <cn cellml:units="dimensionless">0.0193</cn>
                            <apply>
                                <exp/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <minus/>
                                        <apply>
                                            <plus/>
                                            <ci>v</ci>
                                            <cn cellml:units="millivolt">66.54</cn>
                                        </apply>
                                    </apply>
                                    <cn cellml:units="millivolt">31</cn>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>xs2</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>xs2ss</ci>
                        <ci>xs2</ci>
                    </apply>
                    <ci>txs2</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>KsCa</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <divide/>
                        <cn cellml:units="dimensionless">0.6</cn>
                        <apply>
                            <plus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <apply>
                                <power/>
                                <apply>
                                    <divide/>
                                    <cn cellml:units="millimolar" type="e-notation">3.8<sep/>-5</cn>
                                    <ci>cai</ci>
                                </apply>
                                <cn cellml:units="dimensionless">1.4</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>GKs</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <times/>
                            <ci>GKs_b</ci>
                            <cn cellml:units="dimensionless">1.4</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">1</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>GKs_b</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>IKs</ci>
                <apply>
                    <times/>
                    <ci>GKs</ci>
                    <ci>KsCa</ci>
                    <ci>xs1</ci>
                    <ci>xs2</ci>
                    <apply>
                        <minus/>
                        <ci>v</ci>
                        <ci>EKs</ci>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <!--HF modifications in IK1 -->
    <component name="IK1">
        <variable name="GK1" units="milliS_per_microF"/>
        <variable initial_value="0.1908" name="GK1_b" units="milliS_per_microF"/>
        <variable name="xk1ss" units="dimensionless"/>
        <variable name="txk1" units="millisecond"/>
        <variable initial_value="1" name="xk1" units="dimensionless"/>
        <variable name="rk1" units="dimensionless"/>
        <variable name="v" public_interface="in" units="millivolt"/>
        <variable name="time" public_interface="in" units="millisecond"/>
        <variable name="celltype" public_interface="in" units="dimensionless"/>
        <variable name="EK" public_interface="in" units="millivolt"/>
        <variable name="ko" public_interface="in" units="millimolar"/>
        <variable name="IK1" public_interface="out" units="microA_per_microF"/>
        <variable initial_value="0.68" name="GK1_HF" units="dimensionless"/>
        <!--HF==1.5 GK1_HF=0.52 HF==1 GK1_HF=0.68 HF==0 GK1_HF=1-->
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>xk1ss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <apply>
                                            <times/>
                                            <cn cellml:units="millivolt_per_millimole">2.5538</cn>
                                            <ci>ko</ci>
                                        </apply>
                                        <cn cellml:units="millivolt">144.59</cn>
                                    </apply>
                                </apply>
                                <apply>
                                    <plus/>
                                    <apply>
                                        <times/>
                                        <cn cellml:units="millivolt_per_millimole">1.5692</cn>
                                        <ci>ko</ci>
                                    </apply>
                                    <cn cellml:units="millivolt">3.8115</cn>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>txk1</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="millisecond">122.2</cn>
                    <apply>
                        <plus/>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">127.2</cn>
                                    </apply>
                                </apply>
                                <cn cellml:units="millivolt">20.36</cn>
                            </apply>
                        </apply>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <plus/>
                                    <ci>v</ci>
                                    <cn cellml:units="millivolt">236.8</cn>
                                </apply>
                                <cn cellml:units="millivolt">69.33</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>xk1</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>xk1ss</ci>
                        <ci>xk1</ci>
                    </apply>
                    <ci>txk1</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>rk1</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <plus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">105.8</cn>
                                    </apply>
                                    <apply>
                                        <times/>
                                        <cn cellml:units="millivolt_per_millimole">2.6</cn>
                                        <ci>ko</ci>
                                    </apply>
                                </apply>
                                <cn cellml:units="millivolt">9.493</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>GK1</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <times/>
                            <ci>GK1_b</ci>
                            <cn cellml:units="dimensionless">1.2</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">1</cn>
                        </apply>
                    </piece>
                    <piece>
                        <apply>
                            <times/>
                            <ci>GK1_b</ci>
                            <cn cellml:units="dimensionless">1.3</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">2</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>GK1_b</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>IK1</ci>
                <apply>
                    <times/>
                    <ci>GK1</ci>
                    <ci>GK1_HF</ci>
                    <apply>
                        <root/>
                        <ci>ko</ci>
                    </apply>
                    <ci>rk1</ci>
                    <ci>xk1</ci>
                    <apply>
                        <minus/>
                        <ci>v</ci>
                        <ci>EK</ci>
                    </apply>
                </apply>
            </apply>
        </math>
        <!--Equation modified-->
    </component>
    <!--HF modifications in InaCa-->
    <component name="INaCa_i">
        <variable initial_value="15" name="kna1" units="millimolar"/>
        <variable initial_value="5" name="kna2" units="millimolar"/>
        <variable initial_value="88.12" name="kna3" units="millimolar"/>
        <variable initial_value="12.5" name="kasymm" units="dimensionless"/>
        <variable initial_value="60000" name="wna" units="dimensionless"/>
        <variable initial_value="60000" name="wca" units="dimensionless"/>
        <variable initial_value="5000" name="wnaca" units="dimensionless"/>
        <variable initial_value="1500000" name="kcaon" units="per_millimolar"/>
        <variable initial_value="5000" name="kcaoff" units="dimensionless"/>
        <variable initial_value="0.5224" name="qna" units="dimensionless"/>
        <variable initial_value="0.167" name="qca" units="dimensionless"/>
        <variable name="hna" units="dimensionless"/>
        <variable name="hca" units="dimensionless"/>
        <variable name="zca" public_interface="in" units="dimensionless"/>
        <variable initial_value="0.00015" name="KmCaAct" units="millimolar"/>
        <variable name="zna" public_interface="in" units="dimensionless"/>
        <variable initial_value="0.0008" name="Gncx_b" units="milliS_per_microF"/>
        <variable initial_value="1.6" name="Gncx_HF" units="dimensionless"/>
        <!--HF==1.5 Gncx_HF=2.125 HF==1 Gncx_HF=1.75 HF==0 Gncx_HF=1   Gncx_HF=1.6 for mid (transmural differences)-->
        <variable name="Gncx" units="milliS_per_microF"/>
        <variable name="R" public_interface="in" units="joule_per_kilomole_kelvin"/>
        <variable name="T" public_interface="in" units="kelvin"/>
        <variable name="F" public_interface="in" units="coulomb_per_mole"/>
        <variable name="v" public_interface="in" units="millivolt"/>
        <variable name="nai" public_interface="in" units="millimolar"/>
        <variable name="nass" public_interface="in" units="millimolar"/>
        <variable name="cass" public_interface="in" units="millimolar"/>
        <variable name="nao" public_interface="in" units="millimolar"/>
        <variable name="cai" public_interface="in" units="millimolar"/>
        <variable name="cao" public_interface="in" units="millimolar"/>
        <variable name="h1_i" units="dimensionless"/>
        <variable name="h2_i" units="dimensionless"/>
        <variable name="h3_i" units="dimensionless"/>
        <variable name="h4_i" units="dimensionless"/>
        <variable name="h5_i" units="dimensionless"/>
        <variable name="h6_i" units="dimensionless"/>
        <variable name="h7_i" units="dimensionless"/>
        <variable name="h8_i" units="dimensionless"/>
        <variable name="h9_i" units="dimensionless"/>
        <variable name="h10_i" units="dimensionless"/>
        <variable name="h11_i" units="dimensionless"/>
        <variable name="h12_i" units="dimensionless"/>
        <variable name="k1_i" units="dimensionless"/>
        <variable name="k2_i" units="dimensionless"/>
        <variable name="k3p_i" units="dimensionless"/>
        <variable name="k3pp_i" units="dimensionless"/>
        <variable name="k3_i" units="dimensionless"/>
        <variable name="k4_i" units="dimensionless"/>
        <variable name="k4p_i" units="dimensionless"/>
        <variable name="k4pp_i" units="dimensionless"/>
        <variable name="k5_i" units="dimensionless"/>
        <variable name="k6_i" units="dimensionless"/>
        <variable name="k7_i" units="dimensionless"/>
        <variable name="k8_i" units="dimensionless"/>
        <variable name="x1_i" units="dimensionless"/>
        <variable name="x2_i" units="dimensionless"/>
        <variable name="x3_i" units="dimensionless"/>
        <variable name="x4_i" units="dimensionless"/>
        <variable name="E1_i" units="dimensionless"/>
        <variable name="E2_i" units="dimensionless"/>
        <variable name="E3_i" units="dimensionless"/>
        <variable name="E4_i" units="dimensionless"/>
        <variable name="allo_i" units="dimensionless"/>
        <variable name="JncxNa_i" units="millimolar_per_millisecond"/>
        <variable name="JncxCa_i" units="millimolar_per_millisecond"/>
        <variable name="celltype" public_interface="in" units="dimensionless"/>
        <variable name="INaCa_i" public_interface="out" units="microA_per_microF"/>
        <variable name="INaCa_ss" public_interface="out" units="microA_per_microF"/>
        <variable name="h1_ss" units="dimensionless"/>
        <variable name="h2_ss" units="dimensionless"/>
        <variable name="h3_ss" units="dimensionless"/>
        <variable name="h4_ss" units="dimensionless"/>
        <variable name="h5_ss" units="dimensionless"/>
        <variable name="h6_ss" units="dimensionless"/>
        <variable name="h7_ss" units="dimensionless"/>
        <variable name="h8_ss" units="dimensionless"/>
        <variable name="h9_ss" units="dimensionless"/>
        <variable name="h10_ss" units="dimensionless"/>
        <variable name="h11_ss" units="dimensionless"/>
        <variable name="h12_ss" units="dimensionless"/>
        <variable name="k1_ss" units="dimensionless"/>
        <variable name="k2_ss" units="dimensionless"/>
        <variable name="k3p_ss" units="dimensionless"/>
        <variable name="k3pp_ss" units="dimensionless"/>
        <variable name="k3_ss" units="dimensionless"/>
        <variable name="k4_ss" units="dimensionless"/>
        <variable name="k4p_ss" units="dimensionless"/>
        <variable name="k4pp_ss" units="dimensionless"/>
        <variable name="k5_ss" units="dimensionless"/>
        <variable name="k6_ss" units="dimensionless"/>
        <variable name="k7_ss" units="dimensionless"/>
        <variable name="k8_ss" units="dimensionless"/>
        <variable name="x1_ss" units="dimensionless"/>
        <variable name="x2_ss" units="dimensionless"/>
        <variable name="x3_ss" units="dimensionless"/>
        <variable name="x4_ss" units="dimensionless"/>
        <variable name="E1_ss" units="dimensionless"/>
        <variable name="E2_ss" units="dimensionless"/>
        <variable name="E3_ss" units="dimensionless"/>
        <variable name="E4_ss" units="dimensionless"/>
        <variable name="allo_ss" units="dimensionless"/>
        <variable name="JncxNa_ss" units="millimolar_per_millisecond"/>
        <variable name="JncxCa_ss" units="millimolar_per_millisecond"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>hca</ci>
                <apply>
                    <exp/>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <ci>qca</ci>
                            <ci>v</ci>
                            <ci>F</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>R</ci>
                            <ci>T</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>hna</ci>
                <apply>
                    <exp/>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <ci>qna</ci>
                            <ci>v</ci>
                            <ci>F</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>R</ci>
                            <ci>T</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h1_i</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <times/>
                        <apply>
                            <divide/>
                            <ci>nai</ci>
                            <ci>kna3</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <ci>hna</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h2_i</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>nai</ci>
                        <ci>hna</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>kna3</ci>
                        <ci>h1_i</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h3_i</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <ci>h1_i</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h4_i</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <times/>
                        <apply>
                            <divide/>
                            <ci>nai</ci>
                            <ci>kna1</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <apply>
                                <divide/>
                                <ci>nai</ci>
                                <ci>kna2</ci>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h5_i</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>nai</ci>
                        <ci>nai</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>h4_i</ci>
                        <ci>kna1</ci>
                        <ci>kna2</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h6_i</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <ci>h4_i</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h7_i</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <times/>
                        <apply>
                            <divide/>
                            <ci>nao</ci>
                            <ci>kna3</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <apply>
                                <divide/>
                                <cn cellml:units="dimensionless">1</cn>
                                <ci>hna</ci>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h8_i</ci>
                <apply>
                    <divide/>
                    <ci>nao</ci>
                    <apply>
                        <times/>
                        <ci>kna3</ci>
                        <ci>hna</ci>
                        <ci>h7_i</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h9_i</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <ci>h7_i</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h10_i</ci>
                <apply>
                    <plus/>
                    <ci>kasymm</ci>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <times/>
                        <apply>
                            <divide/>
                            <ci>nao</ci>
                            <ci>kna1</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <apply>
                                <divide/>
                                <ci>nao</ci>
                                <ci>kna2</ci>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h11_i</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>nao</ci>
                        <ci>nao</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>h10_i</ci>
                        <ci>kna1</ci>
                        <ci>kna2</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h12_i</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <ci>h10_i</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k1_i</ci>
                <apply>
                    <times/>
                    <ci>h12_i</ci>
                    <ci>cao</ci>
                    <ci>kcaon</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k2_i</ci>
                <ci>kcaoff</ci>
            </apply>
            <apply>
                <eq/>
                <ci>k3p_i</ci>
                <apply>
                    <times/>
                    <ci>h9_i</ci>
                    <ci>wca</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k3pp_i</ci>
                <apply>
                    <times/>
                    <ci>h8_i</ci>
                    <ci>wnaca</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k3_i</ci>
                <apply>
                    <plus/>
                    <ci>k3p_i</ci>
                    <ci>k3pp_i</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k4p_i</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>h3_i</ci>
                        <ci>wca</ci>
                    </apply>
                    <ci>hca</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k4pp_i</ci>
                <apply>
                    <times/>
                    <ci>h2_i</ci>
                    <ci>wnaca</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k4_i</ci>
                <apply>
                    <plus/>
                    <ci>k4p_i</ci>
                    <ci>k4pp_i</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k5_i</ci>
                <ci>kcaoff</ci>
            </apply>
            <apply>
                <eq/>
                <ci>k6_i</ci>
                <apply>
                    <times/>
                    <ci>h6_i</ci>
                    <ci>cai</ci>
                    <ci>kcaon</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k7_i</ci>
                <apply>
                    <times/>
                    <ci>h5_i</ci>
                    <ci>h2_i</ci>
                    <ci>wna</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k8_i</ci>
                <apply>
                    <times/>
                    <ci>h8_i</ci>
                    <ci>h11_i</ci>
                    <ci>wna</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>x1_i</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>k2_i</ci>
                        <ci>k4_i</ci>
                        <apply>
                            <plus/>
                            <ci>k7_i</ci>
                            <ci>k6_i</ci>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>k5_i</ci>
                        <ci>k7_i</ci>
                        <apply>
                            <plus/>
                            <ci>k2_i</ci>
                            <ci>k3_i</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>x2_i</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>k1_i</ci>
                        <ci>k7_i</ci>
                        <apply>
                            <plus/>
                            <ci>k4_i</ci>
                            <ci>k5_i</ci>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>k4_i</ci>
                        <ci>k6_i</ci>
                        <apply>
                            <plus/>
                            <ci>k1_i</ci>
                            <ci>k8_i</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>x3_i</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>k1_i</ci>
                        <ci>k3_i</ci>
                        <apply>
                            <plus/>
                            <ci>k7_i</ci>
                            <ci>k6_i</ci>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>k8_i</ci>
                        <ci>k6_i</ci>
                        <apply>
                            <plus/>
                            <ci>k2_i</ci>
                            <ci>k3_i</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>x4_i</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>k2_i</ci>
                        <ci>k8_i</ci>
                        <apply>
                            <plus/>
                            <ci>k4_i</ci>
                            <ci>k5_i</ci>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>k3_i</ci>
                        <ci>k5_i</ci>
                        <apply>
                            <plus/>
                            <ci>k1_i</ci>
                            <ci>k8_i</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>E1_i</ci>
                <apply>
                    <divide/>
                    <ci>x1_i</ci>
                    <apply>
                        <plus/>
                        <ci>x1_i</ci>
                        <ci>x2_i</ci>
                        <ci>x3_i</ci>
                        <ci>x4_i</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>E2_i</ci>
                <apply>
                    <divide/>
                    <ci>x2_i</ci>
                    <apply>
                        <plus/>
                        <ci>x1_i</ci>
                        <ci>x2_i</ci>
                        <ci>x3_i</ci>
                        <ci>x4_i</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>E3_i</ci>
                <apply>
                    <divide/>
                    <ci>x3_i</ci>
                    <apply>
                        <plus/>
                        <ci>x1_i</ci>
                        <ci>x2_i</ci>
                        <ci>x3_i</ci>
                        <ci>x4_i</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>E4_i</ci>
                <apply>
                    <divide/>
                    <ci>x4_i</ci>
                    <apply>
                        <plus/>
                        <ci>x1_i</ci>
                        <ci>x2_i</ci>
                        <ci>x3_i</ci>
                        <ci>x4_i</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>allo_i</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <power/>
                            <apply>
                                <divide/>
                                <ci>KmCaAct</ci>
                                <ci>cai</ci>
                            </apply>
                            <cn cellml:units="dimensionless">2</cn>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>JncxNa_i</ci>
                <apply>
                    <times/>
                    <cn cellml:units="millimolar_per_millisecond">1</cn>
                    <apply>
                        <minus/>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">3</cn>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <times/>
                                        <ci>E4_i</ci>
                                        <ci>k7_i</ci>
                                    </apply>
                                    <apply>
                                        <times/>
                                        <ci>E1_i</ci>
                                        <ci>k8_i</ci>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <ci>E3_i</ci>
                                <ci>k4pp_i</ci>
                            </apply>
                        </apply>
                        <apply>
                            <times/>
                            <ci>E2_i</ci>
                            <ci>k3pp_i</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>JncxCa_i</ci>
                <apply>
                    <times/>
                    <cn cellml:units="millimolar_per_millisecond">1</cn>
                    <apply>
                        <minus/>
                        <apply>
                            <times/>
                            <ci>E2_i</ci>
                            <ci>k2_i</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>E1_i</ci>
                            <ci>k1_i</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Gncx</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <times/>
                            <ci>Gncx_b</ci>
                            <cn cellml:units="dimensionless">1.1</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">1</cn>
                        </apply>
                    </piece>
                    <piece>
                        <apply>
                            <times/>
                            <ci>Gncx_b</ci>
                            <cn cellml:units="dimensionless">1.4</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">2</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>Gncx_b</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>INaCa_i</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">0.8</cn>
                    <ci>Gncx</ci>
                    <ci>Gncx_HF</ci>
                    <ci>allo_i</ci>
                    <apply>
                        <plus/>
                        <apply>
                            <times/>
                            <ci>zna</ci>
                            <ci>JncxNa_i</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>zca</ci>
                            <ci>JncxCa_i</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <!--Equation modified-->
            <apply>
                <eq/>
                <ci>h1_ss</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <times/>
                        <apply>
                            <divide/>
                            <ci>nass</ci>
                            <ci>kna3</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <ci>hna</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h2_ss</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>nass</ci>
                        <ci>hna</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>kna3</ci>
                        <ci>h1_ss</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h3_ss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <ci>h1_ss</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h4_ss</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <times/>
                        <apply>
                            <divide/>
                            <ci>nass</ci>
                            <ci>kna1</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <apply>
                                <divide/>
                                <ci>nass</ci>
                                <ci>kna2</ci>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h5_ss</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>nass</ci>
                        <ci>nass</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>h4_ss</ci>
                        <ci>kna1</ci>
                        <ci>kna2</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h6_ss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <ci>h4_ss</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h7_ss</ci>
                <apply>
                    <plus/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <times/>
                        <apply>
                            <divide/>
                            <ci>nao</ci>
                            <ci>kna3</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <apply>
                                <divide/>
                                <cn cellml:units="dimensionless">1</cn>
                                <ci>hna</ci>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h8_ss</ci>
                <apply>
                    <divide/>
                    <ci>nao</ci>
                    <apply>
                        <times/>
                        <ci>kna3</ci>
                        <ci>hna</ci>
                        <ci>h7_ss</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h9_ss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <ci>h7_ss</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h10_ss</ci>
                <apply>
                    <plus/>
                    <ci>kasymm</ci>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <times/>
                        <apply>
                            <divide/>
                            <ci>nao</ci>
                            <ci>kna1</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <apply>
                                <divide/>
                                <ci>nao</ci>
                                <ci>kna2</ci>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h11_ss</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>nao</ci>
                        <ci>nao</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>h10_ss</ci>
                        <ci>kna1</ci>
                        <ci>kna2</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>h12_ss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <ci>h10_ss</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k1_ss</ci>
                <apply>
                    <times/>
                    <ci>h12_ss</ci>
                    <ci>cao</ci>
                    <ci>kcaon</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k2_ss</ci>
                <ci>kcaoff</ci>
            </apply>
            <apply>
                <eq/>
                <ci>k3p_ss</ci>
                <apply>
                    <times/>
                    <ci>h9_ss</ci>
                    <ci>wca</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k3pp_ss</ci>
                <apply>
                    <times/>
                    <ci>h8_ss</ci>
                    <ci>wnaca</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k3_ss</ci>
                <apply>
                    <plus/>
                    <ci>k3p_ss</ci>
                    <ci>k3pp_ss</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k4p_ss</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>h3_ss</ci>
                        <ci>wca</ci>
                    </apply>
                    <ci>hca</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k4pp_ss</ci>
                <apply>
                    <times/>
                    <ci>h2_ss</ci>
                    <ci>wnaca</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k4_ss</ci>
                <apply>
                    <plus/>
                    <ci>k4p_ss</ci>
                    <ci>k4pp_ss</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k5_ss</ci>
                <ci>kcaoff</ci>
            </apply>
            <apply>
                <eq/>
                <ci>k6_ss</ci>
                <apply>
                    <times/>
                    <ci>h6_ss</ci>
                    <ci>cass</ci>
                    <ci>kcaon</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k7_ss</ci>
                <apply>
                    <times/>
                    <ci>h5_ss</ci>
                    <ci>h2_ss</ci>
                    <ci>wna</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>k8_ss</ci>
                <apply>
                    <times/>
                    <ci>h8_ss</ci>
                    <ci>h11_ss</ci>
                    <ci>wna</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>x1_ss</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>k2_ss</ci>
                        <ci>k4_ss</ci>
                        <apply>
                            <plus/>
                            <ci>k7_ss</ci>
                            <ci>k6_ss</ci>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>k5_ss</ci>
                        <ci>k7_ss</ci>
                        <apply>
                            <plus/>
                            <ci>k2_ss</ci>
                            <ci>k3_ss</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>x2_ss</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>k1_ss</ci>
                        <ci>k7_ss</ci>
                        <apply>
                            <plus/>
                            <ci>k4_ss</ci>
                            <ci>k5_ss</ci>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>k4_ss</ci>
                        <ci>k6_ss</ci>
                        <apply>
                            <plus/>
                            <ci>k1_ss</ci>
                            <ci>k8_ss</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>x3_ss</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>k1_ss</ci>
                        <ci>k3_ss</ci>
                        <apply>
                            <plus/>
                            <ci>k7_ss</ci>
                            <ci>k6_ss</ci>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>k8_ss</ci>
                        <ci>k6_ss</ci>
                        <apply>
                            <plus/>
                            <ci>k2_ss</ci>
                            <ci>k3_ss</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>x4_ss</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>k2_ss</ci>
                        <ci>k8_ss</ci>
                        <apply>
                            <plus/>
                            <ci>k4_ss</ci>
                            <ci>k5_ss</ci>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>k3_ss</ci>
                        <ci>k5_ss</ci>
                        <apply>
                            <plus/>
                            <ci>k1_ss</ci>
                            <ci>k8_ss</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>E1_ss</ci>
                <apply>
                    <divide/>
                    <ci>x1_ss</ci>
                    <apply>
                        <plus/>
                        <ci>x1_ss</ci>
                        <ci>x2_ss</ci>
                        <ci>x3_ss</ci>
                        <ci>x4_ss</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>E2_ss</ci>
                <apply>
                    <divide/>
                    <ci>x2_ss</ci>
                    <apply>
                        <plus/>
                        <ci>x1_ss</ci>
                        <ci>x2_ss</ci>
                        <ci>x3_ss</ci>
                        <ci>x4_ss</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>E3_ss</ci>
                <apply>
                    <divide/>
                    <ci>x3_ss</ci>
                    <apply>
                        <plus/>
                        <ci>x1_ss</ci>
                        <ci>x2_ss</ci>
                        <ci>x3_ss</ci>
                        <ci>x4_ss</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>E4_ss</ci>
                <apply>
                    <divide/>
                    <ci>x4_ss</ci>
                    <apply>
                        <plus/>
                        <ci>x1_ss</ci>
                        <ci>x2_ss</ci>
                        <ci>x3_ss</ci>
                        <ci>x4_ss</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>allo_ss</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <power/>
                            <apply>
                                <divide/>
                                <ci>KmCaAct</ci>
                                <ci>cass</ci>
                            </apply>
                            <cn cellml:units="dimensionless">2</cn>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>JncxNa_ss</ci>
                <apply>
                    <times/>
                    <cn cellml:units="millimolar_per_millisecond">1</cn>
                    <apply>
                        <minus/>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">3</cn>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <times/>
                                        <ci>E4_ss</ci>
                                        <ci>k7_ss</ci>
                                    </apply>
                                    <apply>
                                        <times/>
                                        <ci>E1_ss</ci>
                                        <ci>k8_ss</ci>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <ci>E3_ss</ci>
                                <ci>k4pp_ss</ci>
                            </apply>
                        </apply>
                        <apply>
                            <times/>
                            <ci>E2_ss</ci>
                            <ci>k3pp_ss</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>JncxCa_ss</ci>
                <apply>
                    <times/>
                    <cn cellml:units="millimolar_per_millisecond">1</cn>
                    <apply>
                        <minus/>
                        <apply>
                            <times/>
                            <ci>E2_ss</ci>
                            <ci>k2_ss</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>E1_ss</ci>
                            <ci>k1_ss</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>INaCa_ss</ci>
                <apply>
                    <times/>
                    <cn cellml:units="millivolt_per_millimole">0.2</cn>
                    <cn cellml:units="millisecond">1</cn>
                    <ci>Gncx</ci>
                    <ci>Gncx_HF</ci>
                    <ci>allo_ss</ci>
                    <apply>
                        <plus/>
                        <apply>
                            <times/>
                            <ci>zna</ci>
                            <ci>JncxNa_ss</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>zca</ci>
                            <ci>JncxCa_ss</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <!--HF modifications in INaK-->
    <component name="INaK">
        <variable initial_value="949.5" name="k1p" units="dimensionless"/>
        <variable initial_value="182.4" name="k1m" units="per_millimolar"/>
        <variable initial_value="687.2" name="k2p" units="dimensionless"/>
        <variable initial_value="39.4" name="k2m" units="dimensionless"/>
        <variable initial_value="1899" name="k3p" units="dimensionless"/>
        <variable initial_value="79300" name="k3m" units="per_millimolar"/>
        <variable initial_value="639" name="k4p" units="dimensionless"/>
        <variable initial_value="40" name="k4m" units="dimensionless"/>
        <variable initial_value="9.073" name="Knai0" units="millimolar"/>
        <variable initial_value="27.78" name="Knao0" units="millimolar"/>
        <variable initial_value="-0.155" name="delta" units="dimensionless"/>
        <variable initial_value="0.5" name="Kki" units="millimolar"/>
        <variable initial_value="0.3582" name="Kko" units="millimolar"/>
        <variable initial_value="0.05" name="MgADP" units="millimolar"/>
        <variable initial_value="9.8" name="MgATP" units="millimolar"/>
        <variable initial_value="1.698e-7" name="Kmgatp" units="millimolar"/>
        <variable initial_value="1e-7" name="H" units="millimolar"/>
        <variable initial_value="4.2" name="eP" units="dimensionless"/>
        <variable initial_value="1.698e-7" name="Khp" units="millimolar"/>
        <variable initial_value="224" name="Knap" units="millimolar"/>
        <variable initial_value="292" name="Kxkur" units="millimolar"/>
        <variable name="zk" public_interface="in" units="dimensionless"/>
        <variable name="zna" public_interface="in" units="dimensionless"/>
        <variable initial_value="30" name="Pnak_b" units="milliS_per_microF"/>
        <variable initial_value="0.7" name="Pnak_HF" units="dimensionless"/>
        <!--HF==1.5 Pnak_HF=0.55 HF==1 Pank_HF=0.7 HF==0 Pank_HF=1-->
        <variable name="Pnak" units="milliS_per_microF"/>
        <variable name="celltype" public_interface="in" units="dimensionless"/>
        <variable name="R" public_interface="in" units="joule_per_kilomole_kelvin"/>
        <variable name="T" public_interface="in" units="kelvin"/>
        <variable name="F" public_interface="in" units="coulomb_per_mole"/>
        <variable name="v" public_interface="in" units="millivolt"/>
        <variable name="nai" public_interface="in" units="millimolar"/>
        <variable name="ki" public_interface="in" units="millimolar"/>
        <variable name="nao" public_interface="in" units="millimolar"/>
        <variable name="ko" public_interface="in" units="millimolar"/>
        <variable name="Knai" units="millimolar"/>
        <variable name="Knao" units="millimolar"/>
        <variable name="P" units="dimensionless"/>
        <variable name="a1" units="dimensionless"/>
        <variable name="b1" units="dimensionless"/>
        <variable name="a2" units="dimensionless"/>
        <variable name="b2" units="dimensionless"/>
        <variable name="a3" units="dimensionless"/>
        <variable name="b3" units="dimensionless"/>
        <variable name="a4" units="dimensionless"/>
        <variable name="b4" units="dimensionless"/>
        <variable name="x1" units="dimensionless"/>
        <variable name="x2" units="dimensionless"/>
        <variable name="x3" units="dimensionless"/>
        <variable name="x4" units="dimensionless"/>
        <variable name="E1" units="dimensionless"/>
        <variable name="E2" units="dimensionless"/>
        <variable name="E3" units="dimensionless"/>
        <variable name="E4" units="dimensionless"/>
        <variable name="JnakNa" units="millimolar_per_millisecond"/>
        <variable name="JnakK" units="millimolar_per_millisecond"/>
        <variable name="INaK" public_interface="out" units="microA_per_microF"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>Knai</ci>
                <apply>
                    <times/>
                    <ci>Knai0</ci>
                    <apply>
                        <exp/>
                        <apply>
                            <divide/>
                            <apply>
                                <times/>
                                <ci>delta</ci>
                                <ci>v</ci>
                                <ci>F</ci>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">3</cn>
                                <ci>R</ci>
                                <ci>T</ci>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Knao</ci>
                <apply>
                    <times/>
                    <ci>Knao0</ci>
                    <apply>
                        <exp/>
                        <apply>
                            <divide/>
                            <apply>
                                <times/>
                                <apply>
                                    <minus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <ci>delta</ci>
                                </apply>
                                <ci>v</ci>
                                <ci>F</ci>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">3</cn>
                                <ci>R</ci>
                                <ci>T</ci>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>P</ci>
                <apply>
                    <divide/>
                    <ci>eP</ci>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <ci>H</ci>
                            <ci>Khp</ci>
                        </apply>
                        <apply>
                            <divide/>
                            <ci>nai</ci>
                            <ci>Knap</ci>
                        </apply>
                        <apply>
                            <divide/>
                            <ci>ki</ci>
                            <ci>Kxkur</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>a1</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>k1p</ci>
                        <apply>
                            <power/>
                            <apply>
                                <divide/>
                                <ci>nai</ci>
                                <ci>Knai</ci>
                            </apply>
                            <cn cellml:units="dimensionless">3</cn>
                        </apply>
                    </apply>
                    <apply>
                        <minus/>
                        <apply>
                            <plus/>
                            <apply>
                                <power/>
                                <apply>
                                    <plus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <apply>
                                        <divide/>
                                        <ci>nai</ci>
                                        <ci>Knai</ci>
                                    </apply>
                                </apply>
                                <cn cellml:units="dimensionless">3</cn>
                            </apply>
                            <apply>
                                <power/>
                                <apply>
                                    <plus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <apply>
                                        <divide/>
                                        <ci>ki</ci>
                                        <ci>Kki</ci>
                                    </apply>
                                </apply>
                                <cn cellml:units="dimensionless">2</cn>
                            </apply>
                        </apply>
                        <cn cellml:units="dimensionless">1</cn>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>b1</ci>
                <apply>
                    <times/>
                    <ci>k1m</ci>
                    <ci>MgADP</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>a2</ci>
                <ci>k2p</ci>
            </apply>
            <apply>
                <eq/>
                <ci>b2</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>k2m</ci>
                        <apply>
                            <power/>
                            <apply>
                                <divide/>
                                <ci>nao</ci>
                                <ci>Knao</ci>
                            </apply>
                            <cn cellml:units="dimensionless">3</cn>
                        </apply>
                    </apply>
                    <apply>
                        <minus/>
                        <apply>
                            <plus/>
                            <apply>
                                <power/>
                                <apply>
                                    <plus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <apply>
                                        <divide/>
                                        <ci>nao</ci>
                                        <ci>Knao</ci>
                                    </apply>
                                </apply>
                                <cn cellml:units="dimensionless">3</cn>
                            </apply>
                            <apply>
                                <power/>
                                <apply>
                                    <plus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <apply>
                                        <divide/>
                                        <ci>ko</ci>
                                        <ci>Kko</ci>
                                    </apply>
                                </apply>
                                <cn cellml:units="dimensionless">2</cn>
                            </apply>
                        </apply>
                        <cn cellml:units="dimensionless">1</cn>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>a3</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>k3p</ci>
                        <apply>
                            <power/>
                            <apply>
                                <divide/>
                                <ci>ko</ci>
                                <ci>Kko</ci>
                            </apply>
                            <cn cellml:units="dimensionless">2</cn>
                        </apply>
                    </apply>
                    <apply>
                        <minus/>
                        <apply>
                            <plus/>
                            <apply>
                                <power/>
                                <apply>
                                    <plus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <apply>
                                        <divide/>
                                        <ci>nao</ci>
                                        <ci>Knao</ci>
                                    </apply>
                                </apply>
                                <cn cellml:units="dimensionless">3</cn>
                            </apply>
                            <apply>
                                <power/>
                                <apply>
                                    <plus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <apply>
                                        <divide/>
                                        <ci>ko</ci>
                                        <ci>Kko</ci>
                                    </apply>
                                </apply>
                                <cn cellml:units="dimensionless">2</cn>
                            </apply>
                        </apply>
                        <cn cellml:units="dimensionless">1</cn>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>b3</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>k3m</ci>
                        <ci>P</ci>
                        <ci>H</ci>
                    </apply>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <ci>MgATP</ci>
                            <ci>Kmgatp</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>a4</ci>
                <apply>
                    <divide/>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <ci>k4p</ci>
                            <ci>MgATP</ci>
                        </apply>
                        <ci>Kmgatp</ci>
                    </apply>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <ci>MgATP</ci>
                            <ci>Kmgatp</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>b4</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>k4m</ci>
                        <apply>
                            <power/>
                            <apply>
                                <divide/>
                                <ci>ki</ci>
                                <ci>Kki</ci>
                            </apply>
                            <cn cellml:units="dimensionless">2</cn>
                        </apply>
                    </apply>
                    <apply>
                        <minus/>
                        <apply>
                            <plus/>
                            <apply>
                                <power/>
                                <apply>
                                    <plus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <apply>
                                        <divide/>
                                        <ci>nai</ci>
                                        <ci>Knai</ci>
                                    </apply>
                                </apply>
                                <cn cellml:units="dimensionless">3</cn>
                            </apply>
                            <apply>
                                <power/>
                                <apply>
                                    <plus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <apply>
                                        <divide/>
                                        <ci>ki</ci>
                                        <ci>Kki</ci>
                                    </apply>
                                </apply>
                                <cn cellml:units="dimensionless">2</cn>
                            </apply>
                        </apply>
                        <cn cellml:units="dimensionless">1</cn>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>x1</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>a4</ci>
                        <ci>a1</ci>
                        <ci>a2</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>b2</ci>
                        <ci>b4</ci>
                        <ci>b3</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>a2</ci>
                        <ci>b4</ci>
                        <ci>b3</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>b3</ci>
                        <ci>a1</ci>
                        <ci>a2</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>x2</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>b2</ci>
                        <ci>b1</ci>
                        <ci>b4</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>a1</ci>
                        <ci>a2</ci>
                        <ci>a3</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>a3</ci>
                        <ci>b1</ci>
                        <ci>b4</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>a2</ci>
                        <ci>a3</ci>
                        <ci>b4</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>x3</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>a2</ci>
                        <ci>a3</ci>
                        <ci>a4</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>b3</ci>
                        <ci>b2</ci>
                        <ci>b1</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>b2</ci>
                        <ci>b1</ci>
                        <ci>a4</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>a3</ci>
                        <ci>a4</ci>
                        <ci>b1</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>x4</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <ci>b4</ci>
                        <ci>b3</ci>
                        <ci>b2</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>a3</ci>
                        <ci>a4</ci>
                        <ci>a1</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>b2</ci>
                        <ci>a4</ci>
                        <ci>a1</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>b3</ci>
                        <ci>b2</ci>
                        <ci>a1</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>E1</ci>
                <apply>
                    <divide/>
                    <ci>x1</ci>
                    <apply>
                        <plus/>
                        <ci>x1</ci>
                        <ci>x2</ci>
                        <ci>x3</ci>
                        <ci>x4</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>E2</ci>
                <apply>
                    <divide/>
                    <ci>x2</ci>
                    <apply>
                        <plus/>
                        <ci>x1</ci>
                        <ci>x2</ci>
                        <ci>x3</ci>
                        <ci>x4</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>E3</ci>
                <apply>
                    <divide/>
                    <ci>x3</ci>
                    <apply>
                        <plus/>
                        <ci>x1</ci>
                        <ci>x2</ci>
                        <ci>x3</ci>
                        <ci>x4</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>E4</ci>
                <apply>
                    <divide/>
                    <ci>x4</ci>
                    <apply>
                        <plus/>
                        <ci>x1</ci>
                        <ci>x2</ci>
                        <ci>x3</ci>
                        <ci>x4</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>JnakNa</ci>
                <apply>
                    <times/>
                    <cn cellml:units="millimolar_per_millisecond">3</cn>
                    <apply>
                        <minus/>
                        <apply>
                            <times/>
                            <ci>E1</ci>
                            <ci>a3</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>E2</ci>
                            <ci>b3</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>JnakK</ci>
                <apply>
                    <times/>
                    <cn cellml:units="millimolar_per_millisecond">2</cn>
                    <apply>
                        <minus/>
                        <apply>
                            <times/>
                            <ci>E4</ci>
                            <ci>b1</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>E3</ci>
                            <ci>a1</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Pnak</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <times/>
                            <ci>Pnak_b</ci>
                            <cn cellml:units="dimensionless">0.9</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">1</cn>
                        </apply>
                    </piece>
                    <piece>
                        <apply>
                            <times/>
                            <ci>Pnak_b</ci>
                            <cn cellml:units="dimensionless">0.7</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">2</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>Pnak_b</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>INaK</ci>
                <apply>
                    <times/>
                    <ci>Pnak</ci>
                    <ci>Pnak_HF</ci>
                    <apply>
                        <plus/>
                        <apply>
                            <times/>
                            <ci>zna</ci>
                            <ci>JnakNa</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>zk</ci>
                            <ci>JnakK</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
        </math>
        <!--Equation modified-->
    </component>
    <component name="IKb">
        <variable name="xkb" units="dimensionless"/>
        <variable initial_value="0.003" name="GKb_b" units="milliS_per_microF"/>
        <variable name="GKb" units="milliS_per_microF"/>
        <variable name="v" public_interface="in" units="millivolt"/>
        <variable name="EK" public_interface="in" units="millivolt"/>
        <variable name="celltype" public_interface="in" units="dimensionless"/>
        <variable name="IKb" public_interface="out" units="microA_per_microF"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>xkb</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <divide/>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <minus/>
                                        <ci>v</ci>
                                        <cn cellml:units="millivolt">14.48</cn>
                                    </apply>
                                </apply>
                                <cn cellml:units="millivolt">18.34</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>GKb</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <times/>
                            <ci>GKb_b</ci>
                            <cn cellml:units="dimensionless">0.6</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">1</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>GKb_b</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>IKb</ci>
                <apply>
                    <times/>
                    <ci>GKb</ci>
                    <ci>xkb</ci>
                    <apply>
                        <minus/>
                        <ci>v</ci>
                        <ci>EK</ci>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <component name="INab">
        <variable initial_value="3.75e-10" name="PNab" units="litre_per_farad_millisecond"/>
        <variable name="INab" public_interface="out" units="microA_per_microF"/>
        <variable name="nai" public_interface="in" units="millimolar"/>
        <variable name="nao" public_interface="in" units="millimolar"/>
        <variable name="vffrt" public_interface="in" units="coulomb_per_mole"/>
        <variable name="vfrt" public_interface="in" units="dimensionless"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>INab</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>PNab</ci>
                        <ci>vffrt</ci>
                        <apply>
                            <minus/>
                            <apply>
                                <times/>
                                <ci>nai</ci>
                                <apply>
                                    <exp/>
                                    <ci>vfrt</ci>
                                </apply>
                            </apply>
                            <ci>nao</ci>
                        </apply>
                    </apply>
                    <apply>
                        <minus/>
                        <apply>
                            <exp/>
                            <ci>vfrt</ci>
                        </apply>
                        <cn cellml:units="dimensionless">1</cn>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <component name="ICab">
        <variable initial_value="2.5e-8" name="PCab" units="litre_per_farad_millisecond"/>
        <variable name="ICab" public_interface="out" units="microA_per_microF"/>
        <variable name="cai" public_interface="in" units="millimolar"/>
        <variable name="cao" public_interface="in" units="millimolar"/>
        <variable name="vffrt" public_interface="in" units="coulomb_per_mole"/>
        <variable name="vfrt" public_interface="in" units="dimensionless"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>ICab</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>PCab</ci>
                        <cn cellml:units="dimensionless">4</cn>
                        <ci>vffrt</ci>
                        <apply>
                            <minus/>
                            <apply>
                                <times/>
                                <ci>cai</ci>
                                <apply>
                                    <exp/>
                                    <apply>
                                        <times/>
                                        <cn cellml:units="dimensionless">2</cn>
                                        <ci>vfrt</ci>
                                    </apply>
                                </apply>
                            </apply>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">0.341</cn>
                                <ci>cao</ci>
                            </apply>
                        </apply>
                    </apply>
                    <apply>
                        <minus/>
                        <apply>
                            <exp/>
                            <apply>
                                <times/>
                                <cn cellml:units="dimensionless">2</cn>
                                <ci>vfrt</ci>
                            </apply>
                        </apply>
                        <cn cellml:units="dimensionless">1</cn>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <component name="IpCa">
        <variable initial_value="0.0005" name="GpCa" units="microA_per_microF"/>
        <variable initial_value="0.0005" name="KmCap" units="millimolar"/>
        <variable name="IpCa" public_interface="out" units="microA_per_microF"/>
        <variable name="cai" public_interface="in" units="millimolar"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>IpCa</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>GpCa</ci>
                        <ci>cai</ci>
                    </apply>
                    <apply>
                        <plus/>
                        <ci>KmCap</ci>
                        <ci>cai</ci>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <component name="diff">
        <variable name="cai" public_interface="in" units="millimolar"/>
        <variable name="cass" public_interface="in" units="millimolar"/>
        <variable name="nai" public_interface="in" units="millimolar"/>
        <variable name="nass" public_interface="in" units="millimolar"/>
        <variable name="ki" public_interface="in" units="millimolar"/>
        <variable name="kss" public_interface="in" units="millimolar"/>
        <variable name="JdiffNa" public_interface="out" units="millimolar_per_millisecond"/>
        <variable name="Jdiff" public_interface="out" units="millimolar_per_millisecond"/>
        <variable name="JdiffK" public_interface="out" units="millimolar_per_millisecond"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>JdiffNa</ci>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>nass</ci>
                        <ci>nai</ci>
                    </apply>
                    <cn cellml:units="millisecond">2</cn>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>JdiffK</ci>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>kss</ci>
                        <ci>ki</ci>
                    </apply>
                    <cn cellml:units="millisecond">2</cn>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Jdiff</ci>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>cass</ci>
                        <ci>cai</ci>
                    </apply>
                    <cn cellml:units="millisecond">0.2</cn>
                </apply>
            </apply>
        </math>
    </component>
    <!--HF modifications in ryr-->
    <component name="ryr">
        <variable initial_value="4.75" name="bt" units="millisecond"/>
        <variable name="a_rel" units="dimensionless"/>
        <variable name="Jrel_inf" units="millimolar_per_millisecond"/>
        <variable name="tau_rel" units="millisecond"/>
        <variable name="celltype" public_interface="in" units="dimensionless"/>
        <variable name="ICaL" public_interface="in" units="microA_per_microF"/>
        <variable name="cajsr" public_interface="in" units="millimolar"/>
        <variable name="Jrel_infp" units="millimolar_per_millisecond"/>
        <variable name="Jrel_temp" units="millimolar_per_millisecond"/>
        <variable name="tau_relp" units="millisecond"/>
        <variable initial_value="0" name="Jrelnp" units="millimolar_per_millisecond"/>
        <variable initial_value="0" name="Jrelp" units="millimolar_per_millisecond"/>
        <variable name="time" public_interface="in" units="millisecond"/>
        <variable name="btp" units="millisecond"/>
        <variable name="a_relp" units="dimensionless"/>
        <variable name="KmCaMK" public_interface="in" units="millimolar"/>
        <variable name="CaMKa" public_interface="in" units="millimolar"/>
        <variable name="Jrel_inf_temp" units="millimolar_per_millisecond"/>
        <variable name="fJrelp" units="dimensionless"/>
        <variable name="Jrel" public_interface="out" units="millimolar_per_millisecond"/>
        <variable name="tau_rel_temp" units="millisecond"/>
        <variable name="tau_relp_temp" units="millisecond"/>
        <variable initial_value="0.8" name="Krel_HF" units="dimensionless"/>
        <!--HF==1.5 Krel_HF=0.7 HF==1 Krel_HF=0.8 HF==0 Krel_HF=1-->
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>a_rel</ci>
                <apply>
                    <times/>
                    <cn cellml:units="per_millisecond">0.5</cn>
                    <ci>bt</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Jrel_inf_temp</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>a_rel</ci>
                        <apply>
                            <minus/>
                            <ci>ICaL</ci>
                        </apply>
                    </apply>
                    <apply>
                        <plus/>
                        <cn cellml:units="microA_per_microF">1</cn>
                        <apply>
                            <times/>
                            <cn cellml:units="microA_per_microF">1</cn>
                            <apply>
                                <power/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <times/>
                                        <cn cellml:units="millimolar">1.5</cn>
                                        <ci>Krel_HF</ci>
                                    </apply>
                                    <ci>cajsr</ci>
                                </apply>
                                <cn cellml:units="dimensionless">8</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <!--Equation modified-->
            <apply>
                <eq/>
                <ci>Jrel_inf</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <times/>
                            <ci>Jrel_inf_temp</ci>
                            <cn cellml:units="dimensionless">1.7</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">2</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>Jrel_inf_temp</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>tau_rel_temp</ci>
                <apply>
                    <divide/>
                    <ci>bt</ci>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <cn cellml:units="millimolar">0.0123</cn>
                            <ci>cajsr</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tau_rel</ci>
                <piecewise>
                    <piece>
                        <cn cellml:units="millisecond">0.001</cn>
                        <apply>
                            <lt/>
                            <ci>tau_rel_temp</ci>
                            <cn cellml:units="millisecond">0.001</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>tau_rel_temp</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>Jrelnp</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>Jrel_inf</ci>
                        <ci>Jrelnp</ci>
                    </apply>
                    <ci>tau_rel</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>btp</ci>
                <apply>
                    <times/>
                    <cn cellml:units="dimensionless">1.25</cn>
                    <ci>bt</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>a_relp</ci>
                <apply>
                    <times/>
                    <cn cellml:units="per_millisecond">0.5</cn>
                    <ci>btp</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Jrel_temp</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <cn cellml:units="millimolar_per_millisecond">1</cn>
                        <ci>a_relp</ci>
                        <apply>
                            <minus/>
                            <ci>ICaL</ci>
                        </apply>
                    </apply>
                    <apply>
                        <plus/>
                        <cn cellml:units="microA_per_microF">1</cn>
                        <apply>
                            <times/>
                            <cn cellml:units="microA_per_microF">1</cn>
                            <apply>
                                <power/>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <times/>
                                        <cn cellml:units="millimolar">1.5</cn>
                                        <ci>Krel_HF</ci>
                                    </apply>
                                    <ci>cajsr</ci>
                                </apply>
                                <cn cellml:units="dimensionless">8</cn>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Jrel_infp</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <times/>
                            <ci>Jrel_temp</ci>
                            <cn cellml:units="dimensionless">1.7</cn>
                        </apply>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">2</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>Jrel_temp</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>tau_relp_temp</ci>
                <apply>
                    <divide/>
                    <ci>btp</ci>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <cn cellml:units="millimolar">0.0123</cn>
                            <ci>cajsr</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>tau_relp</ci>
                <piecewise>
                    <piece>
                        <cn cellml:units="millisecond">0.001</cn>
                        <apply>
                            <lt/>
                            <ci>tau_relp_temp</ci>
                            <cn cellml:units="millisecond">0.001</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <ci>tau_relp_temp</ci>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>Jrelp</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>Jrel_infp</ci>
                        <ci>Jrelp</ci>
                    </apply>
                    <ci>tau_relp</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>fJrelp</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <ci>KmCaMK</ci>
                            <ci>CaMKa</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Jrel</ci>
                <apply>
                    <plus/>
                    <apply>
                        <times/>
                        <apply>
                            <minus/>
                            <cn cellml:units="dimensionless">1</cn>
                            <ci>fJrelp</ci>
                        </apply>
                        <ci>Jrelnp</ci>
                    </apply>
                    <apply>
                        <times/>
                        <ci>fJrelp</ci>
                        <ci>Jrelp</ci>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <!--HF modifications in SERCA-->
    <component name="SERCA">
        <variable name="upScale" units="dimensionless"/>
        <variable name="Jupnp" units="millimolar_per_millisecond"/>
        <variable name="Jupp" units="millimolar_per_millisecond"/>
        <variable name="KmCaMK" public_interface="in" units="millimolar"/>
        <variable name="CaMKa" public_interface="in" units="millimolar"/>
        <variable name="celltype" public_interface="in" units="dimensionless"/>
        <variable name="cai" public_interface="in" units="millimolar"/>
        <variable name="cansr" public_interface="in" units="millimolar"/>
        <variable name="fJupp" units="dimensionless"/>
        <variable name="Jleak" units="millimolar_per_millisecond"/>
        <variable name="Jup" public_interface="out" units="millimolar_per_millisecond"/>
        <variable initial_value="0.6" name="Jup_b" units="dimensionless"/>
        <!--HF==1.5 Jup_b=0.25 HF==1 Jup_b=0.5 HF==0 Jup_b=1   Jup_b=0.6 for mid (transmural differences) -->
        <variable initial_value="1.3" name="Jleak_HF" units="dimensionless"/>
        <!--HF==1.5 Jleak_HF=1.45 HF==1  Jleak_HF=1.3 HF==0  Jleak_HF=1-->
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>upScale</ci>
                <piecewise>
                    <piece>
                        <cn cellml:units="dimensionless">1.3</cn>
                        <apply>
                            <eq/>
                            <ci>celltype</ci>
                            <cn cellml:units="dimensionless">1</cn>
                        </apply>
                    </piece>
                    <otherwise>
                        <cn cellml:units="dimensionless">1</cn>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>Jupnp</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>upScale</ci>
                        <cn cellml:units="millimolar_per_millisecond">0.004375</cn>
                        <ci>cai</ci>
                    </apply>
                    <apply>
                        <plus/>
                        <ci>cai</ci>
                        <cn cellml:units="millimolar">0.00092</cn>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Jupp</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>upScale</ci>
                        <cn cellml:units="millimolar_per_millisecond">2.75</cn>
                        <cn cellml:units="dimensionless">0.004375</cn>
                        <ci>cai</ci>
                    </apply>
                    <apply>
                        <minus/>
                        <apply>
                            <plus/>
                            <ci>cai</ci>
                            <cn cellml:units="millimolar">0.00092</cn>
                        </apply>
                        <cn cellml:units="millimolar">0.00017</cn>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>fJupp</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <divide/>
                            <ci>KmCaMK</ci>
                            <ci>CaMKa</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Jleak</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>Jleak_HF</ci>
                        <cn cellml:units="millimolar_per_millisecond">0.0039375</cn>
                        <ci>cansr</ci>
                    </apply>
                    <cn cellml:units="millimolar">15</cn>
                </apply>
            </apply>
            <!--Equation modified-->
            <apply>
                <eq/>
                <ci>Jup</ci>
                <apply>
                    <minus/>
                    <apply>
                        <times/>
                        <ci>Jup_b</ci>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <apply>
                                    <minus/>
                                    <cn cellml:units="dimensionless">1</cn>
                                    <ci>fJupp</ci>
                                </apply>
                                <ci>Jupnp</ci>
                            </apply>
                            <apply>
                                <times/>
                                <ci>fJupp</ci>
                                <ci>Jupp</ci>
                            </apply>
                        </apply>
                    </apply>
                    <ci>Jleak</ci>
                </apply>
            </apply>
        </math>
        <!--Equation modified-->
    </component>
    <component name="trans_flux">
        <variable name="cansr" public_interface="in" units="millimolar"/>
        <variable name="cajsr" public_interface="in" units="millimolar"/>
        <variable name="Jtr" public_interface="out" units="millimolar_per_millisecond"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>Jtr</ci>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>cansr</ci>
                        <ci>cajsr</ci>
                    </apply>
                    <cn cellml:units="millisecond">100</cn>
                </apply>
            </apply>
        </math>
    </component>
    <connection>
        <map_components component_1="intracellular_ions" component_2="INaL"/>
        <map_variables variable_1="INaL" variable_2="INaL"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="membrane"/>
        <map_variables variable_1="Istim" variable_2="Istim"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="trans_flux"/>
        <map_variables variable_1="cajsr" variable_2="cajsr"/>
        <map_variables variable_1="cansr" variable_2="cansr"/>
        <map_variables variable_1="Jtr" variable_2="Jtr"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="SERCA"/>
        <map_variables variable_1="cai" variable_2="cai"/>
        <map_variables variable_1="cansr" variable_2="cansr"/>
        <map_variables variable_1="Jup" variable_2="Jup"/>
    </connection>
    <connection>
        <map_components component_1="SERCA" component_2="environment"/>
        <map_variables variable_1="celltype" variable_2="celltype"/>
    </connection>
    <connection>
        <map_components component_1="SERCA" component_2="CaMK"/>
        <map_variables variable_1="KmCaMK" variable_2="KmCaMK"/>
        <map_variables variable_1="CaMKa" variable_2="CaMKa"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="ryr"/>
        <map_variables variable_1="cajsr" variable_2="cajsr"/>
        <map_variables variable_1="Jrel" variable_2="Jrel"/>
    </connection>
    <connection>
        <map_components component_1="ICaL" component_2="ryr"/>
        <map_variables variable_1="ICaL" variable_2="ICaL"/>
    </connection>
    <connection>
        <map_components component_1="ryr" component_2="CaMK"/>
        <map_variables variable_1="KmCaMK" variable_2="KmCaMK"/>
        <map_variables variable_1="CaMKa" variable_2="CaMKa"/>
    </connection>
    <connection>
        <map_components component_1="ryr" component_2="environment"/>
        <map_variables variable_1="celltype" variable_2="celltype"/>
        <map_variables variable_1="time" variable_2="time"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="diff"/>
        <map_variables variable_1="cai" variable_2="cai"/>
        <map_variables variable_1="cass" variable_2="cass"/>
        <map_variables variable_1="nai" variable_2="nai"/>
        <map_variables variable_1="nass" variable_2="nass"/>
        <map_variables variable_1="ki" variable_2="ki"/>
        <map_variables variable_1="kss" variable_2="kss"/>
        <map_variables variable_1="JdiffK" variable_2="JdiffK"/>
        <map_variables variable_1="Jdiff" variable_2="Jdiff"/>
        <map_variables variable_1="JdiffNa" variable_2="JdiffNa"/>
    </connection>
    <connection>
        <map_components component_1="IpCa" component_2="membrane"/>
        <map_variables variable_1="IpCa" variable_2="IpCa"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="IpCa"/>
        <map_variables variable_1="cai" variable_2="cai"/>
        <map_variables variable_1="IpCa" variable_2="IpCa"/>
    </connection>
    <connection>
        <map_components component_1="extracellular" component_2="ICab"/>
        <map_variables variable_1="cao" variable_2="cao"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="ICab"/>
        <map_variables variable_1="cai" variable_2="cai"/>
        <map_variables variable_1="ICab" variable_2="ICab"/>
    </connection>
    <connection>
        <map_components component_1="ICab" component_2="membrane"/>
        <map_variables variable_1="vffrt" variable_2="vffrt"/>
        <map_variables variable_1="vfrt" variable_2="vfrt"/>
        <map_variables variable_1="ICab" variable_2="ICab"/>
    </connection>
    <connection>
        <map_components component_1="extracellular" component_2="INab"/>
        <map_variables variable_1="nao" variable_2="nao"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="INab"/>
        <map_variables variable_1="nai" variable_2="nai"/>
        <map_variables variable_1="INab" variable_2="INab"/>
    </connection>
    <connection>
        <map_components component_1="INab" component_2="membrane"/>
        <map_variables variable_1="vffrt" variable_2="vffrt"/>
        <map_variables variable_1="vfrt" variable_2="vfrt"/>
        <map_variables variable_1="INab" variable_2="INab"/>
    </connection>
    <connection>
        <map_components component_1="IKb" component_2="membrane"/>
        <map_variables variable_1="v" variable_2="v"/>
        <map_variables variable_1="IKb" variable_2="IKb"/>
    </connection>
    <connection>
        <map_components component_1="IKb" component_2="environment"/>
        <map_variables variable_1="celltype" variable_2="celltype"/>
    </connection>
    <connection>
        <map_components component_1="IKb" component_2="reversal_potentials"/>
        <map_variables variable_1="EK" variable_2="EK"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="IKb"/>
        <map_variables variable_1="IKb" variable_2="IKb"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="INaK"/>
        <map_variables variable_1="ki" variable_2="ki"/>
        <map_variables variable_1="nai" variable_2="nai"/>
        <map_variables variable_1="INaK" variable_2="INaK"/>
    </connection>
    <connection>
        <map_components component_1="INaK" component_2="membrane"/>
        <map_variables variable_1="v" variable_2="v"/>
        <map_variables variable_1="INaK" variable_2="INaK"/>
    </connection>
    <connection>
        <map_components component_1="INaK" component_2="environment"/>
        <map_variables variable_1="celltype" variable_2="celltype"/>
    </connection>
    <connection>
        <map_components component_1="INaK" component_2="physical_constants"/>
        <map_variables variable_1="R" variable_2="R"/>
        <map_variables variable_1="T" variable_2="T"/>
        <map_variables variable_1="F" variable_2="F"/>
        <map_variables variable_1="zna" variable_2="zna"/>
        <map_variables variable_1="zk" variable_2="zk"/>
    </connection>
    <connection>
        <map_components component_1="extracellular" component_2="INaK"/>
        <map_variables variable_1="nao" variable_2="nao"/>
        <map_variables variable_1="ko" variable_2="ko"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="INaCa_i"/>
        <map_variables variable_1="cai" variable_2="cai"/>
        <map_variables variable_1="nai" variable_2="nai"/>
        <map_variables variable_1="nass" variable_2="nass"/>
        <map_variables variable_1="cass" variable_2="cass"/>
        <map_variables variable_1="INaCa_i" variable_2="INaCa_i"/>
        <map_variables variable_1="INaCa_ss" variable_2="INaCa_ss"/>
    </connection>
    <connection>
        <map_components component_1="INaCa_i" component_2="membrane"/>
        <map_variables variable_1="v" variable_2="v"/>
        <map_variables variable_1="INaCa_i" variable_2="INaCa_i"/>
        <map_variables variable_1="INaCa_ss" variable_2="INaCa_ss"/>
    </connection>
    <connection>
        <map_components component_1="INaCa_i" component_2="environment"/>
        <map_variables variable_1="celltype" variable_2="celltype"/>
    </connection>
    <connection>
        <map_components component_1="INaCa_i" component_2="physical_constants"/>
        <map_variables variable_1="R" variable_2="R"/>
        <map_variables variable_1="T" variable_2="T"/>
        <map_variables variable_1="F" variable_2="F"/>
        <map_variables variable_1="zna" variable_2="zna"/>
        <map_variables variable_1="zca" variable_2="zca"/>
    </connection>
    <connection>
        <map_components component_1="extracellular" component_2="INaCa_i"/>
        <map_variables variable_1="nao" variable_2="nao"/>
        <map_variables variable_1="cao" variable_2="cao"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="IKs"/>
        <map_variables variable_1="cai" variable_2="cai"/>
        <map_variables variable_1="IKs" variable_2="IKs"/>
    </connection>
    <connection>
        <map_components component_1="IK1" component_2="membrane"/>
        <map_variables variable_1="v" variable_2="v"/>
        <map_variables variable_1="IK1" variable_2="IK1"/>
    </connection>
    <connection>
        <map_components component_1="IK1" component_2="environment"/>
        <map_variables variable_1="celltype" variable_2="celltype"/>
        <map_variables variable_1="time" variable_2="time"/>
    </connection>
    <connection>
        <map_components component_1="IKs" component_2="membrane"/>
        <map_variables variable_1="v" variable_2="v"/>
        <map_variables variable_1="IKs" variable_2="IKs"/>
    </connection>
    <connection>
        <map_components component_1="IKs" component_2="environment"/>
        <map_variables variable_1="celltype" variable_2="celltype"/>
        <map_variables variable_1="time" variable_2="time"/>
    </connection>
    <connection>
        <map_components component_1="IK1" component_2="reversal_potentials"/>
        <map_variables variable_1="EK" variable_2="EK"/>
    </connection>
    <connection>
        <map_components component_1="IKs" component_2="reversal_potentials"/>
        <map_variables variable_1="EKs" variable_2="EKs"/>
    </connection>
    <connection>
        <map_components component_1="Ito" component_2="membrane"/>
        <map_variables variable_1="v" variable_2="v"/>
        <map_variables variable_1="Ito" variable_2="Ito"/>
    </connection>
    <connection>
        <map_components component_1="INaL" component_2="membrane"/>
        <map_variables variable_1="v" variable_2="v"/>
        <map_variables variable_1="INaL" variable_2="INaL"/>
    </connection>
    <connection>
        <map_components component_1="IKr" component_2="membrane"/>
        <map_variables variable_1="v" variable_2="v"/>
        <map_variables variable_1="IKr" variable_2="IKr"/>
    </connection>
    <connection>
        <map_components component_1="IKr" component_2="environment"/>
        <map_variables variable_1="celltype" variable_2="celltype"/>
        <map_variables variable_1="time" variable_2="time"/>
    </connection>
    <connection>
        <map_components component_1="INaL" component_2="reversal_potentials"/>
        <map_variables variable_1="ENa" variable_2="ENa"/>
    </connection>
    <connection>
        <map_components component_1="Ito" component_2="reversal_potentials"/>
        <map_variables variable_1="EK" variable_2="EK"/>
    </connection>
    <connection>
        <map_components component_1="INaL" component_2="CaMK"/>
        <map_variables variable_1="KmCaMK" variable_2="KmCaMK"/>
        <map_variables variable_1="CaMKa" variable_2="CaMKa"/>
    </connection>
    <connection>
        <map_components component_1="Ito" component_2="CaMK"/>
        <map_variables variable_1="KmCaMK" variable_2="KmCaMK"/>
        <map_variables variable_1="CaMKa" variable_2="CaMKa"/>
    </connection>
    <connection>
        <map_components component_1="INaL" component_2="INa"/>
        <map_variables variable_1="tm" variable_2="tm"/>
    </connection>
    <connection>
        <map_components component_1="INaL" component_2="environment"/>
        <map_variables variable_1="celltype" variable_2="celltype"/>
        <map_variables variable_1="time" variable_2="time"/>
    </connection>
    <connection>
        <map_components component_1="ICaL" component_2="environment"/>
        <map_variables variable_1="celltype" variable_2="celltype"/>
        <map_variables variable_1="time" variable_2="time"/>
    </connection>
    <connection>
        <map_components component_1="ICaL" component_2="CaMK"/>
        <map_variables variable_1="KmCaMK" variable_2="KmCaMK"/>
        <map_variables variable_1="CaMKa" variable_2="CaMKa"/>
    </connection>
    <connection>
        <map_components component_1="CaMK" component_2="environment"/>
        <map_variables variable_1="time" variable_2="time"/>
    </connection>
    <connection>
        <map_components component_1="membrane" component_2="environment"/>
        <map_variables variable_1="time" variable_2="time"/>
    </connection>
    <connection>
        <map_components component_1="ICaL" component_2="physical_constants"/>
        <map_variables variable_1="R" variable_2="R"/>
        <map_variables variable_1="T" variable_2="T"/>
        <map_variables variable_1="F" variable_2="F"/>
    </connection>
    <connection>
        <map_components component_1="membrane" component_2="ICaL"/>
        <map_variables variable_1="v" variable_2="v"/>
        <map_variables variable_1="vffrt" variable_2="vffrt"/>
        <map_variables variable_1="vfrt" variable_2="vfrt"/>
        <map_variables variable_1="ICaL" variable_2="ICaL"/>
        <map_variables variable_1="ICaNa" variable_2="ICaNa"/>
        <map_variables variable_1="ICaK" variable_2="ICaK"/>
    </connection>
    <connection>
        <map_components component_1="membrane" component_2="physical_constants"/>
        <map_variables variable_1="R" variable_2="R"/>
        <map_variables variable_1="T" variable_2="T"/>
        <map_variables variable_1="F" variable_2="F"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="physical_constants"/>
        <map_variables variable_1="R" variable_2="R"/>
        <map_variables variable_1="T" variable_2="T"/>
        <map_variables variable_1="F" variable_2="F"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="ICaL"/>
        <map_variables variable_1="cass" variable_2="cass"/>
        <map_variables variable_1="nass" variable_2="nass"/>
        <map_variables variable_1="kss" variable_2="kss"/>
        <map_variables variable_1="ICaNa" variable_2="ICaNa"/>
        <map_variables variable_1="ICaK" variable_2="ICaK"/>
        <map_variables variable_1="ICaL" variable_2="ICaL"/>
    </connection>
    <connection>
        <map_components component_1="extracellular" component_2="IK1"/>
        <map_variables variable_1="ko" variable_2="ko"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="IK1"/>
        <map_variables variable_1="IK1" variable_2="IK1"/>
    </connection>
    <connection>
        <map_components component_1="extracellular" component_2="ICaL"/>
        <map_variables variable_1="nao" variable_2="nao"/>
        <map_variables variable_1="ko" variable_2="ko"/>
        <map_variables variable_1="cao" variable_2="cao"/>
    </connection>
    <connection>
        <map_components component_1="extracellular" component_2="IKr"/>
        <map_variables variable_1="ko" variable_2="ko"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="IKr"/>
        <map_variables variable_1="IKr" variable_2="IKr"/>
    </connection>
    <connection>
        <map_components component_1="reversal_potentials" component_2="physical_constants"/>
        <map_variables variable_1="R" variable_2="R"/>
        <map_variables variable_1="T" variable_2="T"/>
        <map_variables variable_1="F" variable_2="F"/>
    </connection>
    <connection>
        <map_components component_1="reversal_potentials" component_2="IKr"/>
        <map_variables variable_1="EK" variable_2="EK"/>
    </connection>
    <connection>
        <map_components component_1="reversal_potentials" component_2="INa"/>
        <map_variables variable_1="ENa" variable_2="ENa"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="INa"/>
        <map_variables variable_1="INa" variable_2="INa"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="Ito"/>
        <map_variables variable_1="Ito" variable_2="Ito"/>
    </connection>
    <connection>
        <map_components component_1="membrane" component_2="INa"/>
        <map_variables variable_1="v" variable_2="v"/>
        <map_variables variable_1="INa" variable_2="INa"/>
    </connection>
    <connection>
        <map_components component_1="CaMK" component_2="INa"/>
        <map_variables variable_1="KmCaMK" variable_2="KmCaMK"/>
        <map_variables variable_1="CaMKa" variable_2="CaMKa"/>
    </connection>
    <connection>
        <map_components component_1="Ito" component_2="environment"/>
        <map_variables variable_1="time" variable_2="time"/>
        <map_variables variable_1="celltype" variable_2="celltype"/>
    </connection>
    <connection>
        <map_components component_1="INa" component_2="environment"/>
        <map_variables variable_1="time" variable_2="time"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="CaMK"/>
        <map_variables variable_1="cass" variable_2="cass"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="cell_geometry"/>
        <map_variables variable_1="Acap" variable_2="Acap"/>
        <map_variables variable_1="vmyo" variable_2="vmyo"/>
        <map_variables variable_1="vss" variable_2="vss"/>
        <map_variables variable_1="vnsr" variable_2="vnsr"/>
        <map_variables variable_1="vjsr" variable_2="vjsr"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="environment"/>
        <map_variables variable_1="time" variable_2="time"/>
        <map_variables variable_1="celltype" variable_2="celltype"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="reversal_potentials"/>
        <map_variables variable_1="nai" variable_2="nai"/>
        <map_variables variable_1="ki" variable_2="ki"/>
    </connection>
    <connection>
        <map_components component_1="extracellular" component_2="reversal_potentials"/>
        <map_variables variable_1="nao" variable_2="nao"/>
        <map_variables variable_1="ko" variable_2="ko"/>
    </connection>
    <connection>
        <map_components component_1="intracellular_ions" component_2="I_SK"/>
        <map_variables variable_1="I_SK" variable_2="I_SK"/>
        <map_variables variable_1="cass" variable_2="cass"/>
    </connection>
    <connection>
        <map_components component_1="reversal_potentials" component_2="I_SK"/>
        <map_variables variable_1="EK" variable_2="EK"/>
    </connection>
    <connection>
        <map_components component_1="membrane" component_2="I_SK"/>
        <map_variables variable_1="v" variable_2="v"/>
        <map_variables variable_1="I_SK" variable_2="I_SK"/>
    </connection>
    <connection>
        <map_components component_1="environment" component_2="I_SK"/>
        <map_variables variable_1="time" variable_2="time"/>
    </connection>
</model>
