Rendering of the source text

<?xml version='1.0' encoding='UTF-8'?>
<model name="ni_2017"
       cmeta:id="ni_2017"
       xmlns="http://www.cellml.org/cellml/1.0#"
       xmlns:cellml="http://www.cellml.org/cellml/1.0#"
       xmlns:cmeta="http://www.cellml.org/metadata/1.0#">
  <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="#ni_2017">
      <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>
  <units name="A_per_F">
    <unit units="gram" multiplier="1000"/>
    <unit units="metre" exponent="2.0"/>
    <unit units="second" exponent="-4.0"/>
    <unit units="ampere" exponent="-1.0"/>
  </units>
  <units name="C_per_mmol">
    <unit units="second" multiplier="1000"/>
    <unit units="ampere"/>
    <unit units="mole" exponent="-1.0"/>
  </units>
  <units name="J_per_mol_per_K">
    <unit units="gram" multiplier="1000"/>
    <unit units="metre" exponent="2.0"/>
    <unit units="second" exponent="-2.0"/>
    <unit units="kelvin" exponent="-1.0"/>
    <unit units="mole" exponent="-1.0"/>
  </units>
  <units name="kat_times_1e_minus_15">
    <unit units="second" exponent="-1.0" multiplier="1e-15"/>
    <unit units="mole"/>
  </units>
  <units name="m2_per_s_times_1e_minus_9">
    <unit units="metre" exponent="2.0" multiplier="1e-09"/>
    <unit units="second" exponent="-1.0"/>
  </units>
  <units name="m3_per_mol">
    <unit units="metre" exponent="3.0"/>
    <unit units="mole" exponent="-1.0"/>
  </units>
  <units name="m3_per_s_per_mol_times_1e6">
    <unit units="metre" exponent="3.0" multiplier="1000000"/>
    <unit units="second" exponent="-1.0"/>
    <unit units="mole" exponent="-1.0"/>
  </units>
  <units name="m3_per_s_times_1e_minus_15">
    <unit units="metre" exponent="3.0" multiplier="1e-15"/>
    <unit units="second" exponent="-1.0"/>
  </units>
  <units name="mM">
    <unit units="metre" exponent="-3.0"/>
    <unit units="mole"/>
  </units>
  <units name="mM_per_ms">
    <unit units="metre" exponent="-3.0" multiplier="1000"/>
    <unit units="second" exponent="-1.0"/>
    <unit units="mole"/>
  </units>
  <units name="mS_per_uF">
    <unit units="second" exponent="-1.0" multiplier="1000"/>
  </units>
  <units name="mV">
    <unit units="gram"/>
    <unit units="metre" exponent="2.0"/>
    <unit units="second" exponent="-3.0"/>
    <unit units="ampere" exponent="-1.0"/>
  </units>
  <units name="ms">
    <unit units="second" multiplier="0.001"/>
  </units>
  <units name="pA">
    <unit units="ampere" multiplier="1e-12"/>
  </units>
  <units name="pF">
    <unit units="gram" exponent="-1.0" multiplier="1e-15"/>
    <unit units="metre" exponent="-2.0"/>
    <unit units="second" exponent="4.0"/>
    <unit units="ampere" exponent="2.0"/>
  </units>
  <units name="per_mM2_per_ms">
    <unit units="metre" exponent="6.0" multiplier="1000"/>
    <unit units="second" exponent="-1.0"/>
    <unit units="mole" exponent="-2.0"/>
  </units>
  <units name="per_mV">
    <unit units="gram" exponent="-1.0"/>
    <unit units="metre" exponent="-2.0"/>
    <unit units="second" exponent="3.0"/>
    <unit units="ampere"/>
  </units>
  <units name="per_mV_per_ms">
    <unit units="gram" exponent="-1.0" multiplier="1000"/>
    <unit units="metre" exponent="-2.0"/>
    <unit units="second" exponent="2.0"/>
    <unit units="ampere"/>
  </units>
  <units name="uM">
    <unit units="metre" exponent="-3.0" multiplier="0.001"/>
    <unit units="mole"/>
  </units>
  <units name="um">
    <unit units="metre" multiplier="1e-06"/>
  </units>
  <units name="um2">
    <unit units="metre" exponent="2.0" multiplier="1e-12"/>
  </units>
  <units name="um3">
    <unit units="metre" exponent="3.0" multiplier="1e-18"/>
  </units>
  <component name="acacetin">
    <variable name="Aca_IC50_IKr" units="uM" initial_value="32.4"/>
    <variable name="Aca_IC50_IKs" units="uM" initial_value="81.4"/>
    <variable name="Aca_IC50_Ito" units="uM" initial_value="9.3"/>
    <variable name="Aca_hill_IKr" units="dimensionless" initial_value="0.9"/>
    <variable name="Aca_hill_IKs" units="dimensionless" initial_value="0.8"/>
    <variable name="Aca_hill_Ito" units="dimensionless" initial_value="0.9"/>
    <variable name="conc" units="uM" public_interface="out" initial_value="1e-14"/>
    <variable name="fKr" units="dimensionless" public_interface="out"/>
    <variable name="fKs" units="dimensionless" public_interface="out"/>
    <variable name="fto" units="dimensionless" public_interface="out"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>fKr</ci>
        <apply>
          <minus/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <divide/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <plus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <power/>
                <apply>
                  <divide/>
                  <ci>Aca_IC50_IKr</ci>
                  <ci>conc</ci>
                </apply>
                <ci>Aca_hill_IKr</ci>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>fKs</ci>
        <apply>
          <minus/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <divide/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <plus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <power/>
                <apply>
                  <divide/>
                  <ci>Aca_IC50_IKs</ci>
                  <ci>conc</ci>
                </apply>
                <ci>Aca_hill_IKs</ci>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>fto</ci>
        <apply>
          <minus/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <divide/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <plus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <power/>
                <apply>
                  <divide/>
                  <ci>Aca_IC50_Ito</ci>
                  <ci>conc</ci>
                </apply>
                <ci>Aca_hill_Ito</ci>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
    </math>
  </component>
  <component name="af">
    <variable name="af" units="dimensionless" public_interface="out" initial_value="0.0"/>
  </component>
  <component name="calcium">
    <variable name="Aj_nj" units="um2" public_interface="in"/>
    <variable name="BCa" units="mM" initial_value="0.024"/>
    <variable name="CSQN" units="mM" initial_value="6.7"/>
    <variable name="Ca_SRi" units="mM" public_interface="out" initial_value="9.89241162100000015e-01"/>
    <variable name="Ca_SRss" units="mM" public_interface="out" initial_value="9.77916803700000004e-01"/>
    <variable name="Ca_i" units="mM" public_interface="out" initial_value="1.40313306500000005e-04"/>
    <variable name="Ca_ss" units="mM" public_interface="out" initial_value="1.31359510499999994e-04"/>
    <variable name="DCa" units="m2_per_s_times_1e_minus_9" initial_value="0.78"/>
    <variable name="DCaSR" units="m2_per_s_times_1e_minus_9" initial_value="0.044"/>
    <variable name="F" units="C_per_mmol" public_interface="in"/>
    <variable name="ICaL" units="pA" public_interface="in"/>
    <variable name="ICap" units="pA" public_interface="in"/>
    <variable name="INaCa" units="pA" public_interface="in"/>
    <variable name="I_tot" units="pA"/>
    <variable name="IbCa" units="pA" public_interface="in"/>
    <variable name="JCa" units="kat_times_1e_minus_15"/>
    <variable name="JCass" units="kat_times_1e_minus_15"/>
    <variable name="JSRCaSS" units="kat_times_1e_minus_15"/>
    <variable name="JSRCai" units="kat_times_1e_minus_15"/>
    <variable name="JSRCaleaki" units="kat_times_1e_minus_15"/>
    <variable name="JSRCaleakss" units="kat_times_1e_minus_15"/>
    <variable name="J_SERCASR" units="kat_times_1e_minus_15" public_interface="in"/>
    <variable name="J_SERCASRss" units="kat_times_1e_minus_15" public_interface="in"/>
    <variable name="J_bulkSERCA" units="kat_times_1e_minus_15" public_interface="in"/>
    <variable name="J_bulkSERCAss" units="kat_times_1e_minus_15" public_interface="in"/>
    <variable name="Jj_nj" units="kat_times_1e_minus_15"/>
    <variable name="Jreli" units="kat_times_1e_minus_15" public_interface="in"/>
    <variable name="Jrelss" units="kat_times_1e_minus_15" public_interface="in"/>
    <variable name="KdBCa" units="mM" initial_value="0.00238"/>
    <variable name="KdCSQN" units="mM" initial_value="0.8"/>
    <variable name="KdSLhigh" units="mM" initial_value="0.013"/>
    <variable name="KdSLlow" units="mM" initial_value="1.1"/>
    <variable name="SLhigh" units="mM" initial_value="13.0"/>
    <variable name="SLlow" units="mM" initial_value="165.0"/>
    <variable name="VSRi" units="um3" public_interface="in"/>
    <variable name="VSRss" units="um3" public_interface="in"/>
    <variable name="Vnj" units="um3" public_interface="in"/>
    <variable name="Vss" units="um3" public_interface="in"/>
    <variable name="af_af" units="dimensionless" public_interface="in"/>
    <variable name="calcium_Ca_SRi_beta" units="dimensionless"/>
    <variable name="calcium_Ca_SRss_beta" units="dimensionless"/>
    <variable name="calcium_Ca_i_beta" units="dimensionless"/>
    <variable name="calcium_Ca_ss_beta" units="dimensionless"/>
    <variable name="dx2" units="um2" public_interface="in"/>
    <variable name="kSRleak" units="mS_per_uF" initial_value="6e-06"/>
    <variable name="scaling" units="dimensionless"/>
    <variable name="time" units="ms" public_interface="in"/>
    <variable name="xj_nj" units="um" public_interface="in"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>Ca_SRi</ci>
        </apply>
        <apply>
          <times/>
          <apply>
            <times/>
            <cn cellml:units="dimensionless">1000.0</cn>
            <ci>calcium_Ca_SRi_beta</ci>
          </apply>
          <apply>
            <plus/>
            <apply>
              <times/>
              <ci>DCaSR</ci>
              <apply>
                <plus/>
                <apply>
                  <divide/>
                  <apply>
                    <plus/>
                    <apply>
                      <minus/>
                      <ci>Ca_SRss</ci>
                      <apply>
                        <times/>
                        <cn cellml:units="dimensionless">2.0</cn>
                        <ci>Ca_SRi</ci>
                      </apply>
                    </apply>
                    <ci>Ca_SRi</ci>
                  </apply>
                  <ci>dx2</ci>
                </apply>
                <apply>
                  <divide/>
                  <apply>
                    <minus/>
                    <ci>Ca_SRi</ci>
                    <ci>Ca_SRss</ci>
                  </apply>
                  <apply>
                    <times/>
                    <apply>
                      <times/>
                      <cn cellml:units="dimensionless">2.0</cn>
                      <cn cellml:units="dimensionless">3.0</cn>
                    </apply>
                    <ci>dx2</ci>
                  </apply>
                </apply>
              </apply>
            </apply>
            <apply>
              <divide/>
              <ci>JSRCai</ci>
              <ci>VSRi</ci>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>Ca_SRss</ci>
        </apply>
        <apply>
          <times/>
          <apply>
            <times/>
            <cn cellml:units="dimensionless">1000.0</cn>
            <ci>calcium_Ca_SRss_beta</ci>
          </apply>
          <apply>
            <plus/>
            <apply>
              <times/>
              <ci>DCaSR</ci>
              <apply>
                <plus/>
                <apply>
                  <divide/>
                  <apply>
                    <plus/>
                    <apply>
                      <minus/>
                      <ci>Ca_SRss</ci>
                      <apply>
                        <times/>
                        <cn cellml:units="dimensionless">2.0</cn>
                        <ci>Ca_SRss</ci>
                      </apply>
                    </apply>
                    <ci>Ca_SRi</ci>
                  </apply>
                  <ci>dx2</ci>
                </apply>
                <apply>
                  <divide/>
                  <apply>
                    <minus/>
                    <ci>Ca_SRss</ci>
                    <ci>Ca_SRi</ci>
                  </apply>
                  <apply>
                    <times/>
                    <apply>
                      <times/>
                      <cn cellml:units="dimensionless">2.0</cn>
                      <cn cellml:units="dimensionless">4.0</cn>
                    </apply>
                    <ci>dx2</ci>
                  </apply>
                </apply>
              </apply>
            </apply>
            <apply>
              <divide/>
              <ci>JSRCaSS</ci>
              <ci>VSRss</ci>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>Ca_i</ci>
        </apply>
        <apply>
          <times/>
          <apply>
            <divide/>
            <ci>JCa</ci>
            <ci>Vnj</ci>
          </apply>
          <ci>calcium_Ca_i_beta</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>Ca_ss</ci>
        </apply>
        <apply>
          <times/>
          <ci>calcium_Ca_ss_beta</ci>
          <apply>
            <plus/>
            <apply>
              <divide/>
              <ci>JCass</ci>
              <ci>Vss</ci>
            </apply>
            <apply>
              <divide/>
              <ci>I_tot</ci>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <cn cellml:units="dimensionless">2.0</cn>
                  <ci>Vss</ci>
                </apply>
                <ci>F</ci>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>I_tot</ci>
        <apply>
          <plus/>
          <apply>
            <minus/>
            <apply>
              <minus/>
              <apply>
                <minus/>
                <ci>ICaL</ci>
              </apply>
              <ci>IbCa</ci>
            </apply>
            <ci>ICap</ci>
          </apply>
          <apply>
            <times/>
            <cn cellml:units="dimensionless">2.0</cn>
            <ci>INaCa</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>JCa</ci>
        <apply>
          <plus/>
          <apply>
            <plus/>
            <apply>
              <plus/>
              <apply>
                <minus/>
                <ci>J_bulkSERCA</ci>
              </apply>
              <ci>JSRCaleaki</ci>
            </apply>
            <ci>Jreli</ci>
          </apply>
          <ci>Jj_nj</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>JCass</ci>
        <apply>
          <plus/>
          <apply>
            <minus/>
            <apply>
              <plus/>
              <apply>
                <minus/>
                <ci>Jj_nj</ci>
              </apply>
              <ci>JSRCaleakss</ci>
            </apply>
            <ci>J_bulkSERCAss</ci>
          </apply>
          <ci>Jrelss</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>JSRCaSS</ci>
        <apply>
          <minus/>
          <apply>
            <minus/>
            <ci>J_SERCASRss</ci>
            <ci>JSRCaleakss</ci>
          </apply>
          <ci>Jrelss</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>JSRCai</ci>
        <apply>
          <minus/>
          <apply>
            <minus/>
            <ci>J_SERCASR</ci>
            <ci>JSRCaleaki</ci>
          </apply>
          <ci>Jreli</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>JSRCaleaki</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <cn cellml:units="dimensionless">0.5</cn>
                <ci>scaling</ci>
              </apply>
              <ci>kSRleak</ci>
            </apply>
            <apply>
              <minus/>
              <ci>Ca_SRi</ci>
              <ci>Ca_i</ci>
            </apply>
          </apply>
          <ci>Vnj</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>JSRCaleakss</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <cn cellml:units="dimensionless">0.5</cn>
                <ci>scaling</ci>
              </apply>
              <ci>kSRleak</ci>
            </apply>
            <apply>
              <minus/>
              <ci>Ca_SRss</ci>
              <ci>Ca_ss</ci>
            </apply>
          </apply>
          <ci>Vss</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>Jj_nj</ci>
        <apply>
          <times/>
          <apply>
            <divide/>
            <apply>
              <times/>
              <apply>
                <times/>
                <cn cellml:units="dimensionless">2.5</cn>
                <ci>DCa</ci>
              </apply>
              <ci>Aj_nj</ci>
            </apply>
            <ci>xj_nj</ci>
          </apply>
          <apply>
            <minus/>
            <ci>Ca_ss</ci>
            <ci>Ca_i</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>calcium_Ca_SRi_beta</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <divide/>
              <apply>
                <times/>
                <ci>CSQN</ci>
                <ci>KdCSQN</ci>
              </apply>
              <apply>
                <power/>
                <apply>
                  <plus/>
                  <ci>Ca_SRi</ci>
                  <ci>KdCSQN</ci>
                </apply>
                <cn cellml:units="dimensionless">2.0</cn>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>calcium_Ca_SRss_beta</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <divide/>
              <apply>
                <times/>
                <ci>CSQN</ci>
                <ci>KdCSQN</ci>
              </apply>
              <apply>
                <power/>
                <apply>
                  <plus/>
                  <ci>Ca_SRss</ci>
                  <ci>KdCSQN</ci>
                </apply>
                <cn cellml:units="dimensionless">2.0</cn>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>calcium_Ca_i_beta</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <divide/>
              <apply>
                <times/>
                <ci>BCa</ci>
                <ci>KdBCa</ci>
              </apply>
              <apply>
                <power/>
                <apply>
                  <plus/>
                  <ci>Ca_i</ci>
                  <ci>KdBCa</ci>
                </apply>
                <cn cellml:units="dimensionless">2.0</cn>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>calcium_Ca_ss_beta</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <apply>
              <plus/>
              <apply>
                <plus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <apply>
                  <divide/>
                  <apply>
                    <times/>
                    <ci>SLlow</ci>
                    <ci>KdSLlow</ci>
                  </apply>
                  <apply>
                    <power/>
                    <apply>
                      <plus/>
                      <ci>Ca_ss</ci>
                      <ci>KdSLlow</ci>
                    </apply>
                    <cn cellml:units="dimensionless">2.0</cn>
                  </apply>
                </apply>
              </apply>
              <apply>
                <divide/>
                <apply>
                  <times/>
                  <ci>SLhigh</ci>
                  <ci>KdSLhigh</ci>
                </apply>
                <apply>
                  <power/>
                  <apply>
                    <plus/>
                    <ci>Ca_ss</ci>
                    <ci>KdSLhigh</ci>
                  </apply>
                  <cn cellml:units="dimensionless">2.0</cn>
                </apply>
              </apply>
            </apply>
            <apply>
              <divide/>
              <apply>
                <times/>
                <ci>BCa</ci>
                <ci>KdBCa</ci>
              </apply>
              <apply>
                <power/>
                <apply>
                  <plus/>
                  <ci>Ca_ss</ci>
                  <ci>KdBCa</ci>
                </apply>
                <cn cellml:units="dimensionless">2.0</cn>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>scaling</ci>
        <piecewise>
          <piece>
            <cn cellml:units="dimensionless">1.5</cn>
            <apply>
              <eq/>
              <ci>af_af</ci>
              <cn cellml:units="dimensionless">1.0</cn>
            </apply>
          </piece>
          <otherwise>
            <cn cellml:units="dimensionless">1.0</cn>
          </otherwise>
        </piecewise>
      </apply>
    </math>
  </component>
  <component name="cell">
    <variable name="Aj_nj" units="um2" public_interface="out" initial_value="2.49232441199999994e+03"/>
    <variable name="Cm" units="pF" public_interface="out" initial_value="100.0"/>
    <variable name="VSRi" units="um3" public_interface="out"/>
    <variable name="VSRss" units="um3" public_interface="out"/>
    <variable name="Vi" units="um3" public_interface="out" initial_value="13668.0"/>
    <variable name="Vnj" units="um3" public_interface="out"/>
    <variable name="Vss" units="um3" public_interface="out"/>
    <variable name="dx" units="um" initial_value="1.625"/>
    <variable name="dx2" units="um2" public_interface="out"/>
    <variable name="xj_nj" units="um" public_interface="out" initial_value="0.8225"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>VSRi</ci>
        <apply>
          <times/>
          <cn cellml:units="dimensionless">2.0</cn>
          <cn cellml:units="um3">57.0</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>VSRss</ci>
        <apply>
          <times/>
          <cn cellml:units="dimensionless">2.0</cn>
          <cn cellml:units="um3">80.0</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>Vnj</ci>
        <apply>
          <times/>
          <cn cellml:units="dimensionless">6.0</cn>
          <cn cellml:units="um3">2531.0</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>Vss</ci>
        <apply>
          <times/>
          <cn cellml:units="dimensionless">2.0</cn>
          <cn cellml:units="um3">49.9232</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>dx2</ci>
        <apply>
          <times/>
          <ci>dx</ci>
          <ci>dx</ci>
        </apply>
      </apply>
    </math>
  </component>
  <component name="engine">
    <variable name="duration" units="ms" initial_value="0.5"/>
    <variable name="offset" units="ms" initial_value="100.0"/>
    <variable name="pace" units="dimensionless" public_interface="out"/>
    <variable name="period" units="ms" initial_value="1000.0"/>
    <variable name="time" units="ms" public_interface="out"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>pace</ci>
        <piecewise>
          <piece>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <lt/>
              <apply>
                <minus/>
                <apply>
                  <minus/>
                  <ci>time</ci>
                  <ci>offset</ci>
                </apply>
                <apply>
                  <times/>
                  <ci>period</ci>
                  <apply>
                    <floor/>
                    <apply>
                      <divide/>
                      <apply>
                        <minus/>
                        <ci>time</ci>
                        <ci>offset</ci>
                      </apply>
                      <ci>period</ci>
                    </apply>
                  </apply>
                </apply>
              </apply>
              <ci>duration</ci>
            </apply>
          </piece>
          <otherwise>
            <cn cellml:units="dimensionless">0.0</cn>
          </otherwise>
        </piecewise>
      </apply>
    </math>
  </component>
  <component name="ibca">
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="ECa" units="mV" public_interface="in"/>
    <variable name="IbCa" units="pA" public_interface="out"/>
    <variable name="V" units="mV" public_interface="in"/>
    <variable name="gbCa" units="mS_per_uF"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>IbCa</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <cn cellml:units="dimensionless">1.0</cn>
              <ci>Cm</ci>
            </apply>
            <ci>gbCa</ci>
          </apply>
          <apply>
            <minus/>
            <ci>V</ci>
            <ci>ECa</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>gbCa</ci>
        <apply>
          <times/>
          <cn cellml:units="dimensionless">1.4</cn>
          <cn cellml:units="mS_per_uF">0.001131</cn>
        </apply>
      </apply>
    </math>
  </component>
  <component name="ibna">
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="ENa" units="mV" public_interface="in"/>
    <variable name="IbNa" units="pA" public_interface="out"/>
    <variable name="V" units="mV" public_interface="in"/>
    <variable name="gbNa" units="mS_per_uF"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>IbNa</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <cn cellml:units="dimensionless">1.7</cn>
              <ci>Cm</ci>
            </apply>
            <ci>gbNa</ci>
          </apply>
          <apply>
            <minus/>
            <ci>V</ci>
            <ci>ENa</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>gbNa</ci>
        <apply>
          <times/>
          <cn cellml:units="dimensionless">0.8</cn>
          <cn type="e-notation" cellml:units="mS_per_uF">6.74437500000000015<sep/>-4</cn>
        </apply>
      </apply>
    </math>
  </component>
  <component name="ical">
    <variable name="Ca_ss" units="mM" public_interface="in"/>
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="ErL" units="mV" initial_value="65.0"/>
    <variable name="ICaL" units="pA" public_interface="out"/>
    <variable name="V" units="mV" public_interface="in"/>
    <variable name="af_af" units="dimensionless" public_interface="in"/>
    <variable name="d" units="dimensionless" initial_value="2.26716127700000005e-04"/>
    <variable name="f" units="dimensionless" initial_value="9.35421288100000026e-01"/>
    <variable name="fca" units="dimensionless" initial_value="7.27082366600000030e-01"/>
    <variable name="gCaL" units="mS_per_uF"/>
    <variable name="ical_d_a" units="ms"/>
    <variable name="ical_d_inf" units="dimensionless"/>
    <variable name="ical_d_tau" units="ms"/>
    <variable name="ical_f_inf" units="dimensionless"/>
    <variable name="ical_f_tau" units="ms"/>
    <variable name="ical_fca_inf" units="dimensionless"/>
    <variable name="ical_fca_tau" units="ms" initial_value="2.0"/>
    <variable name="time" units="ms" public_interface="in"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>ICaL</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <cn cellml:units="dimensionless">1.333333</cn>
                    <ci>Cm</ci>
                  </apply>
                  <ci>gCaL</ci>
                </apply>
                <ci>d</ci>
              </apply>
              <ci>f</ci>
            </apply>
            <ci>fca</ci>
          </apply>
          <apply>
            <minus/>
            <ci>V</ci>
            <ci>ErL</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>d</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ical_d_inf</ci>
            <ci>d</ci>
          </apply>
          <ci>ical_d_tau</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>f</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ical_f_inf</ci>
            <ci>f</ci>
          </apply>
          <ci>ical_f_tau</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>fca</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ical_fca_inf</ci>
            <ci>fca</ci>
          </apply>
          <ci>ical_fca_tau</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>gCaL</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <cn cellml:units="mS_per_uF">0.1294</cn>
            <cn cellml:units="dimensionless">0.75</cn>
          </apply>
          <piecewise>
            <piece>
              <cn cellml:units="dimensionless">0.35</cn>
              <apply>
                <eq/>
                <ci>af_af</ci>
                <cn cellml:units="dimensionless">1.0</cn>
              </apply>
            </piece>
            <otherwise>
              <cn cellml:units="dimensionless">1.0</cn>
            </otherwise>
          </piecewise>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ical_d_a</ci>
        <apply>
          <divide/>
          <cn cellml:units="ms">1.0</cn>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <exp/>
              <apply>
                <divide/>
                <apply>
                  <plus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">10.0</cn>
                </apply>
                <apply>
                  <minus/>
                  <cn cellml:units="mV">6.24</cn>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ical_d_inf</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <exp/>
              <apply>
                <divide/>
                <apply>
                  <plus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">10.0</cn>
                </apply>
                <apply>
                  <minus/>
                  <cn cellml:units="mV">8.0</cn>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ical_d_tau</ci>
        <piecewise>
          <piece>
            <apply>
              <times/>
              <ci>ical_d_a</ci>
              <cn cellml:units="dimensionless">4.579</cn>
            </apply>
            <apply>
              <lt/>
              <apply>
                <abs/>
                <apply>
                  <plus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">10.0</cn>
                </apply>
              </apply>
              <cn type="e-notation" cellml:units="mV">1<sep/>-10</cn>
            </apply>
          </piece>
          <otherwise>
            <apply>
              <divide/>
              <apply>
                <times/>
                <ci>ical_d_a</ci>
                <apply>
                  <minus/>
                  <cn cellml:units="dimensionless">1.0</cn>
                  <apply>
                    <exp/>
                    <apply>
                      <divide/>
                      <apply>
                        <plus/>
                        <ci>V</ci>
                        <cn cellml:units="mV">10.0</cn>
                      </apply>
                      <apply>
                        <minus/>
                        <cn cellml:units="mV">6.24</cn>
                      </apply>
                    </apply>
                  </apply>
                </apply>
              </apply>
              <apply>
                <times/>
                <cn cellml:units="per_mV">0.035</cn>
                <apply>
                  <plus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">10.0</cn>
                </apply>
              </apply>
            </apply>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <ci>ical_f_inf</ci>
        <apply>
          <divide/>
          <apply>
            <exp/>
            <apply>
              <divide/>
              <apply>
                <minus/>
                <apply>
                  <plus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">28.0</cn>
                </apply>
              </apply>
              <cn cellml:units="mV">6.9</cn>
            </apply>
          </apply>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <exp/>
              <apply>
                <divide/>
                <apply>
                  <minus/>
                  <apply>
                    <plus/>
                    <ci>V</ci>
                    <cn cellml:units="mV">28.0</cn>
                  </apply>
                </apply>
                <cn cellml:units="mV">6.9</cn>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ical_f_tau</ci>
        <apply>
          <divide/>
          <apply>
            <times/>
            <apply>
              <times/>
              <cn cellml:units="ms">1.5</cn>
              <cn cellml:units="dimensionless">2.0</cn>
            </apply>
            <cn cellml:units="dimensionless">3.0</cn>
          </apply>
          <apply>
            <plus/>
            <apply>
              <times/>
              <cn cellml:units="dimensionless">0.0197</cn>
              <apply>
                <exp/>
                <apply>
                  <times/>
                  <apply>
                    <minus/>
                    <apply>
                      <power/>
                      <cn cellml:units="per_mV">0.0337</cn>
                      <cn cellml:units="dimensionless">2.0</cn>
                    </apply>
                  </apply>
                  <apply>
                    <power/>
                    <apply>
                      <plus/>
                      <ci>V</ci>
                      <cn cellml:units="mV">10.0</cn>
                    </apply>
                    <cn cellml:units="dimensionless">2.0</cn>
                  </apply>
                </apply>
              </apply>
            </apply>
            <cn cellml:units="dimensionless">0.02</cn>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ical_fca_inf</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <divide/>
              <ci>Ca_ss</ci>
              <cn cellml:units="mM">0.00035</cn>
            </apply>
          </apply>
        </apply>
      </apply>
    </math>
  </component>
  <component name="icap">
    <variable name="Ca_ss" units="mM" public_interface="in"/>
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="ICap" units="pA" public_interface="out"/>
    <variable name="icapbar" units="A_per_F" initial_value="0.275"/>
    <variable name="kmcap" units="mM" initial_value="0.0005"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>ICap</ci>
        <apply>
          <divide/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <cn cellml:units="dimensionless">1.26</cn>
                <ci>Cm</ci>
              </apply>
              <ci>icapbar</ci>
            </apply>
            <ci>Ca_ss</ci>
          </apply>
          <apply>
            <plus/>
            <ci>Ca_ss</ci>
            <ci>kmcap</ci>
          </apply>
        </apply>
      </apply>
    </math>
  </component>
  <component name="ik1">
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="EK" units="mV" public_interface="in"/>
    <variable name="IK1" units="pA" public_interface="out"/>
    <variable name="V" units="mV" public_interface="in"/>
    <variable name="af_af" units="dimensionless" public_interface="in"/>
    <variable name="gK1" units="mS_per_uF"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>IK1</ci>
        <apply>
          <divide/>
          <apply>
            <times/>
            <apply>
              <times/>
              <ci>Cm</ci>
              <ci>gK1</ci>
            </apply>
            <apply>
              <minus/>
              <ci>V</ci>
              <ci>EK</ci>
            </apply>
          </apply>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <exp/>
              <apply>
                <times/>
                <cn cellml:units="per_mV">0.07</cn>
                <apply>
                  <plus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">80.0</cn>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>gK1</ci>
        <apply>
          <times/>
          <cn cellml:units="mS_per_uF">0.09</cn>
          <piecewise>
            <piece>
              <cn cellml:units="dimensionless">2.1</cn>
              <apply>
                <eq/>
                <ci>af_af</ci>
                <cn cellml:units="dimensionless">1.0</cn>
              </apply>
            </piece>
            <otherwise>
              <cn cellml:units="dimensionless">1.0</cn>
            </otherwise>
          </piecewise>
        </apply>
      </apply>
    </math>
  </component>
  <component name="ikr">
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="EK" units="mV" public_interface="in"/>
    <variable name="IKr" units="pA" public_interface="out"/>
    <variable name="V" units="mV" public_interface="in"/>
    <variable name="fKr" units="dimensionless" public_interface="in"/>
    <variable name="gKr" units="mS_per_uF"/>
    <variable name="ikr_xr_a" units="mS_per_uF"/>
    <variable name="ikr_xr_b" units="mS_per_uF"/>
    <variable name="ikr_xr_inf" units="dimensionless"/>
    <variable name="ikr_xr_tau" units="ms"/>
    <variable name="time" units="ms" public_interface="in"/>
    <variable name="xr" units="dimensionless" initial_value="1.57418133000000000e-03"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>IKr</ci>
        <apply>
          <divide/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <ci>Cm</ci>
                  <ci>fKr</ci>
                </apply>
                <ci>gKr</ci>
              </apply>
              <ci>xr</ci>
            </apply>
            <apply>
              <minus/>
              <ci>V</ci>
              <ci>EK</ci>
            </apply>
          </apply>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <exp/>
              <apply>
                <divide/>
                <apply>
                  <plus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">15.0</cn>
                </apply>
                <cn cellml:units="mV">22.4</cn>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>gKr</ci>
        <apply>
          <times/>
          <cn cellml:units="dimensionless">0.8</cn>
          <cn type="e-notation" cellml:units="mS_per_uF">2.94117649999999994<sep/>-2</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ikr_xr_a</ci>
        <piecewise>
          <piece>
            <cn cellml:units="mS_per_uF">0.0015</cn>
            <apply>
              <lt/>
              <apply>
                <abs/>
                <apply>
                  <plus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">14.1</cn>
                </apply>
              </apply>
              <cn type="e-notation" cellml:units="mV">1<sep/>-10</cn>
            </apply>
          </piece>
          <otherwise>
            <apply>
              <divide/>
              <apply>
                <times/>
                <cn cellml:units="per_mV_per_ms">0.0003</cn>
                <apply>
                  <plus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">14.1</cn>
                </apply>
              </apply>
              <apply>
                <minus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <apply>
                  <exp/>
                  <apply>
                    <divide/>
                    <apply>
                      <plus/>
                      <ci>V</ci>
                      <cn cellml:units="mV">14.1</cn>
                    </apply>
                    <apply>
                      <minus/>
                      <cn cellml:units="mV">5.0</cn>
                    </apply>
                  </apply>
                </apply>
              </apply>
            </apply>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <ci>ikr_xr_b</ci>
        <piecewise>
          <piece>
            <cn type="e-notation" cellml:units="mS_per_uF">3.78361180000000004<sep/>-4</cn>
            <apply>
              <lt/>
              <apply>
                <abs/>
                <apply>
                  <minus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">3.3328</cn>
                </apply>
              </apply>
              <cn type="e-notation" cellml:units="mV">1<sep/>-10</cn>
            </apply>
          </piece>
          <otherwise>
            <apply>
              <divide/>
              <apply>
                <times/>
                <cn type="e-notation" cellml:units="per_mV_per_ms">7.38980000000000030<sep/>-5</cn>
                <apply>
                  <minus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">3.3328</cn>
                </apply>
              </apply>
              <apply>
                <minus/>
                <apply>
                  <exp/>
                  <apply>
                    <divide/>
                    <apply>
                      <minus/>
                      <ci>V</ci>
                      <cn cellml:units="mV">3.3328</cn>
                    </apply>
                    <cn cellml:units="mV">5.1237</cn>
                  </apply>
                </apply>
                <cn cellml:units="dimensionless">1.0</cn>
              </apply>
            </apply>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <ci>ikr_xr_inf</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <exp/>
              <apply>
                <divide/>
                <apply>
                  <plus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">14.1</cn>
                </apply>
                <apply>
                  <minus/>
                  <cn cellml:units="mV">6.5</cn>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ikr_xr_tau</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <ci>ikr_xr_a</ci>
            <ci>ikr_xr_b</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>xr</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ikr_xr_inf</ci>
            <ci>xr</ci>
          </apply>
          <ci>ikr_xr_tau</ci>
        </apply>
      </apply>
    </math>
  </component>
  <component name="iks">
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="EK" units="mV" public_interface="in"/>
    <variable name="IKs" units="pA" public_interface="out"/>
    <variable name="V" units="mV" public_interface="in"/>
    <variable name="af_af" units="dimensionless" public_interface="in"/>
    <variable name="fKs" units="dimensionless" public_interface="in"/>
    <variable name="gKs" units="mS_per_uF"/>
    <variable name="iks_xs_a" units="mS_per_uF"/>
    <variable name="iks_xs_b" units="mS_per_uF"/>
    <variable name="iks_xs_inf" units="dimensionless"/>
    <variable name="iks_xs_tau" units="ms"/>
    <variable name="time" units="ms" public_interface="in"/>
    <variable name="xs" units="dimensionless" initial_value="2.22597964100000011e-02"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>IKs</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <ci>Cm</ci>
                  <ci>fKs</ci>
                </apply>
                <ci>gKs</ci>
              </apply>
              <ci>xs</ci>
            </apply>
            <ci>xs</ci>
          </apply>
          <apply>
            <minus/>
            <ci>V</ci>
            <ci>EK</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>gKs</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <cn cellml:units="dimensionless">0.8</cn>
            <cn type="e-notation" cellml:units="mS_per_uF">1.29411759999999987<sep/>-1</cn>
          </apply>
          <piecewise>
            <piece>
              <cn cellml:units="dimensionless">2.0</cn>
              <apply>
                <eq/>
                <ci>af_af</ci>
                <cn cellml:units="dimensionless">1.0</cn>
              </apply>
            </piece>
            <otherwise>
              <cn cellml:units="dimensionless">1.0</cn>
            </otherwise>
          </piecewise>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>iks_xs_a</ci>
        <piecewise>
          <piece>
            <cn cellml:units="mS_per_uF">0.00068</cn>
            <apply>
              <lt/>
              <apply>
                <abs/>
                <apply>
                  <minus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">19.9</cn>
                </apply>
              </apply>
              <cn type="e-notation" cellml:units="mV">1<sep/>-10</cn>
            </apply>
          </piece>
          <otherwise>
            <apply>
              <divide/>
              <apply>
                <times/>
                <cn type="e-notation" cellml:units="per_mV_per_ms">4<sep/>-5</cn>
                <apply>
                  <minus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">19.9</cn>
                </apply>
              </apply>
              <apply>
                <minus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <apply>
                  <exp/>
                  <apply>
                    <divide/>
                    <apply>
                      <minus/>
                      <ci>V</ci>
                      <cn cellml:units="mV">19.9</cn>
                    </apply>
                    <apply>
                      <minus/>
                      <cn cellml:units="mV">17.0</cn>
                    </apply>
                  </apply>
                </apply>
              </apply>
            </apply>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <ci>iks_xs_b</ci>
        <piecewise>
          <piece>
            <cn cellml:units="mS_per_uF">0.000315</cn>
            <apply>
              <lt/>
              <apply>
                <abs/>
                <apply>
                  <minus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">19.9</cn>
                </apply>
              </apply>
              <cn type="e-notation" cellml:units="mV">1<sep/>-10</cn>
            </apply>
          </piece>
          <otherwise>
            <apply>
              <divide/>
              <apply>
                <times/>
                <cn type="e-notation" cellml:units="per_mV_per_ms">3.5<sep/>-5</cn>
                <apply>
                  <minus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">19.9</cn>
                </apply>
              </apply>
              <apply>
                <minus/>
                <apply>
                  <exp/>
                  <apply>
                    <divide/>
                    <apply>
                      <minus/>
                      <ci>V</ci>
                      <cn cellml:units="mV">19.9</cn>
                    </apply>
                    <cn cellml:units="mV">9.0</cn>
                  </apply>
                </apply>
                <cn cellml:units="dimensionless">1.0</cn>
              </apply>
            </apply>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <ci>iks_xs_inf</ci>
        <apply>
          <root/>
          <apply>
            <divide/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <plus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <exp/>
                <apply>
                  <divide/>
                  <apply>
                    <minus/>
                    <ci>V</ci>
                    <cn cellml:units="mV">19.9</cn>
                  </apply>
                  <apply>
                    <minus/>
                    <cn cellml:units="mV">12.7</cn>
                  </apply>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>iks_xs_tau</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">0.5</cn>
          <apply>
            <plus/>
            <ci>iks_xs_a</ci>
            <ci>iks_xs_b</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>xs</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>iks_xs_inf</ci>
            <ci>xs</ci>
          </apply>
          <ci>iks_xs_tau</ci>
        </apply>
      </apply>
    </math>
  </component>
  <component name="ikur">
    <variable name="BC" units="dimensionless" initial_value="3.06272282199999992e-15"/>
    <variable name="BO" units="dimensionless" initial_value="2.35547751699999996e-16"/>
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="EK" units="mV" public_interface="in"/>
    <variable name="FRT" units="per_mV" public_interface="in"/>
    <variable name="IKur" units="pA" public_interface="out"/>
    <variable name="KC" units="m3_per_s_per_mol_times_1e6" initial_value="2.47871658999999998e-03"/>
    <variable name="KO" units="m3_per_s_per_mol_times_1e6" initial_value="1.94459589999999990e-04"/>
    <variable name="K_Q10" units="dimensionless" initial_value="3.0"/>
    <variable name="LC" units="mS_per_uF" initial_value="2.86367149999999988e-04"/>
    <variable name="LO" units="mS_per_uF" initial_value="2.90998690000000002e-04"/>
    <variable name="V" units="mV" public_interface="in"/>
    <variable name="ZKC" units="dimensionless"/>
    <variable name="ZKO" units="dimensionless"/>
    <variable name="ZLC" units="dimensionless" initial_value="8.37073022689999946e-01"/>
    <variable name="ZLO" units="dimensionless"/>
    <variable name="a" units="dimensionless" initial_value="2.41788180099999987e-04"/>
    <variable name="af_af" units="dimensionless" public_interface="in"/>
    <variable name="conc" units="uM" public_interface="in"/>
    <variable name="gKur" units="mS_per_uF"/>
    <variable name="i" units="dimensionless" initial_value="9.51727886399999945e-01"/>
    <variable name="ikur_a_inf" units="dimensionless"/>
    <variable name="ikur_a_tau" units="ms"/>
    <variable name="ikur_i_inf" units="dimensionless"/>
    <variable name="ikur_i_tau" units="ms"/>
    <variable name="time" units="ms" public_interface="in"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>BC</ci>
        </apply>
        <apply>
          <minus/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <ci>KC</ci>
                    <apply>
                      <exp/>
                      <apply>
                        <times/>
                        <apply>
                          <times/>
                          <apply>
                            <minus/>
                            <ci>ZKC</ci>
                          </apply>
                          <ci>V</ci>
                        </apply>
                        <ci>FRT</ci>
                      </apply>
                    </apply>
                  </apply>
                  <ci>conc</ci>
                </apply>
                <ci>i</ci>
              </apply>
              <apply>
                <minus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <ci>a</ci>
              </apply>
            </apply>
            <apply>
              <minus/>
              <apply>
                <minus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <ci>BO</ci>
              </apply>
              <ci>BC</ci>
            </apply>
          </apply>
          <apply>
            <times/>
            <apply>
              <times/>
              <ci>LC</ci>
              <ci>BC</ci>
            </apply>
            <apply>
              <exp/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <apply>
                    <minus/>
                    <ci>ZLC</ci>
                  </apply>
                  <ci>V</ci>
                </apply>
                <ci>FRT</ci>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>BO</ci>
        </apply>
        <apply>
          <minus/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <ci>KO</ci>
                    <apply>
                      <exp/>
                      <apply>
                        <times/>
                        <apply>
                          <times/>
                          <apply>
                            <minus/>
                            <ci>ZKO</ci>
                          </apply>
                          <ci>V</ci>
                        </apply>
                        <ci>FRT</ci>
                      </apply>
                    </apply>
                  </apply>
                  <ci>conc</ci>
                </apply>
                <ci>i</ci>
              </apply>
              <ci>a</ci>
            </apply>
            <apply>
              <minus/>
              <apply>
                <minus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <ci>BO</ci>
              </apply>
              <ci>BC</ci>
            </apply>
          </apply>
          <apply>
            <times/>
            <apply>
              <times/>
              <ci>LO</ci>
              <ci>BO</ci>
            </apply>
            <apply>
              <exp/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <apply>
                    <minus/>
                    <ci>ZLO</ci>
                  </apply>
                  <ci>V</ci>
                </apply>
                <ci>FRT</ci>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>IKur</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <ci>Cm</ci>
                    <ci>gKur</ci>
                  </apply>
                  <apply>
                    <plus/>
                    <cn cellml:units="dimensionless">4.5128</cn>
                    <apply>
                      <divide/>
                      <cn cellml:units="dimensionless">1.899769</cn>
                      <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1.0</cn>
                        <apply>
                          <exp/>
                          <apply>
                            <divide/>
                            <apply>
                              <minus/>
                              <ci>V</ci>
                              <cn cellml:units="mV">20.5232</cn>
                            </apply>
                            <apply>
                              <minus/>
                              <cn cellml:units="mV">8.26597</cn>
                            </apply>
                          </apply>
                        </apply>
                      </apply>
                    </apply>
                  </apply>
                </apply>
                <apply>
                  <minus/>
                  <apply>
                    <minus/>
                    <cn cellml:units="dimensionless">1.0</cn>
                    <ci>BO</ci>
                  </apply>
                  <ci>BC</ci>
                </apply>
              </apply>
              <ci>a</ci>
            </apply>
            <ci>i</ci>
          </apply>
          <apply>
            <minus/>
            <ci>V</ci>
            <ci>EK</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ZKC</ci>
        <apply>
          <minus/>
          <cn type="e-notation" cellml:units="dimensionless">3.27023573379999988<sep/>-1</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ZKO</ci>
        <apply>
          <minus/>
          <cn type="e-notation" cellml:units="dimensionless">2.57319531729999995<sep/>-1</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ZLO</ci>
        <apply>
          <minus/>
          <cn type="e-notation" cellml:units="dimensionless">1.28015801399999993<sep/>-2</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>a</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ikur_a_inf</ci>
            <ci>a</ci>
          </apply>
          <ci>ikur_a_tau</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>gKur</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <cn cellml:units="mS_per_uF">0.006398</cn>
            <cn cellml:units="dimensionless">0.9</cn>
          </apply>
          <piecewise>
            <piece>
              <cn cellml:units="dimensionless">0.5</cn>
              <apply>
                <eq/>
                <ci>af_af</ci>
                <cn cellml:units="dimensionless">1.0</cn>
              </apply>
            </piece>
            <otherwise>
              <cn cellml:units="dimensionless">1.0</cn>
            </otherwise>
          </piecewise>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>i</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ikur_i_inf</ci>
            <ci>i</ci>
          </apply>
          <ci>ikur_i_tau</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ikur_a_inf</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <exp/>
              <apply>
                <divide/>
                <apply>
                  <minus/>
                  <apply>
                    <plus/>
                    <ci>V</ci>
                    <cn cellml:units="mV">5.52</cn>
                  </apply>
                </apply>
                <cn cellml:units="mV">8.6</cn>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ikur_a_tau</ci>
        <apply>
          <divide/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <plus/>
                <apply>
                  <divide/>
                  <cn type="e-notation" cellml:units="dimensionless">4.56666746825999965<sep/>1</cn>
                  <apply>
                    <plus/>
                    <cn cellml:units="dimensionless">1.0</cn>
                    <apply>
                      <exp/>
                      <apply>
                        <divide/>
                        <apply>
                          <plus/>
                          <ci>V</ci>
                          <cn type="e-notation" cellml:units="mV">1.12306497072999996<sep/>1</cn>
                        </apply>
                        <cn type="e-notation" cellml:units="mV">1.15254705961999999<sep/>1</cn>
                      </apply>
                    </apply>
                  </apply>
                </apply>
                <cn cellml:units="dimensionless">4.26753514992999960</cn>
              </apply>
              <apply>
                <plus/>
                <apply>
                  <divide/>
                  <cn type="e-notation" cellml:units="dimensionless">2.62186042981000011<sep/>-1</cn>
                  <apply>
                    <plus/>
                    <cn cellml:units="dimensionless">1.0</cn>
                    <apply>
                      <exp/>
                      <apply>
                        <divide/>
                        <apply>
                          <plus/>
                          <ci>V</ci>
                          <cn type="e-notation" cellml:units="mV">3.58658312706999993<sep/>1</cn>
                        </apply>
                        <apply>
                          <minus/>
                          <cn cellml:units="mV">3.87510627762000004</cn>
                        </apply>
                      </apply>
                    </apply>
                  </apply>
                </apply>
                <cn type="e-notation" cellml:units="dimensionless">2.91755017928000016<sep/>-1</cn>
              </apply>
            </apply>
            <cn cellml:units="ms">1.0</cn>
          </apply>
          <ci>K_Q10</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ikur_i_inf</ci>
        <apply>
          <plus/>
          <apply>
            <divide/>
            <cn cellml:units="dimensionless">0.52424</cn>
            <apply>
              <plus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <exp/>
                <apply>
                  <divide/>
                  <apply>
                    <plus/>
                    <ci>V</ci>
                    <cn cellml:units="mV">15.1142</cn>
                  </apply>
                  <cn cellml:units="mV">7.567021</cn>
                </apply>
              </apply>
            </apply>
          </apply>
          <cn cellml:units="dimensionless">0.4580778</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ikur_i_tau</ci>
        <apply>
          <divide/>
          <apply>
            <plus/>
            <apply>
              <divide/>
              <cn cellml:units="ms">2328.0</cn>
              <apply>
                <plus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <apply>
                  <exp/>
                  <apply>
                    <divide/>
                    <apply>
                      <minus/>
                      <ci>V</ci>
                      <cn cellml:units="mV">9.435</cn>
                    </apply>
                    <cn cellml:units="mV">3.5827</cn>
                  </apply>
                </apply>
              </apply>
            </apply>
            <cn cellml:units="ms">1739.139</cn>
          </apply>
          <ci>K_Q10</ci>
        </apply>
      </apply>
    </math>
  </component>
  <component name="ina">
    <variable name="BA" units="dimensionless" initial_value="0.0"/>
    <variable name="BI" units="dimensionless" initial_value="0.0"/>
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="ENa" units="mV" public_interface="in"/>
    <variable name="INa" units="pA" public_interface="out"/>
    <variable name="V" units="mV" public_interface="in"/>
    <variable name="af_af" units="dimensionless" public_interface="in"/>
    <variable name="drug_Ka" units="m3_per_s_per_mol_times_1e6"/>
    <variable name="drug_Ki" units="m3_per_s_per_mol_times_1e6"/>
    <variable name="drug_La" units="mS_per_uF" initial_value="0.1"/>
    <variable name="drug_Li" units="mS_per_uF" initial_value="0.01"/>
    <variable name="drug_concen" units="uM" initial_value="0.0"/>
    <variable name="gNa" units="mS_per_uF" initial_value="7.8"/>
    <variable name="h" units="dimensionless" initial_value="9.16842028100000039e-01"/>
    <variable name="ina_h_alpha" units="mS_per_uF"/>
    <variable name="ina_h_beta" units="mS_per_uF"/>
    <variable name="ina_j_alpha" units="mS_per_uF"/>
    <variable name="ina_j_beta" units="mS_per_uF"/>
    <variable name="ina_m_alpha" units="mS_per_uF"/>
    <variable name="ina_m_beta" units="mS_per_uF"/>
    <variable name="ina_m_shift" units="mV"/>
    <variable name="j" units="dimensionless" initial_value="9.38018356399999975e-01"/>
    <variable name="m" units="dimensionless" initial_value="5.63181991600000039e-03"/>
    <variable name="time" units="ms" public_interface="in"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>BA</ci>
        </apply>
        <apply>
          <minus/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <ci>drug_Ka</ci>
                    <ci>drug_concen</ci>
                  </apply>
                  <apply>
                    <power/>
                    <ci>m</ci>
                    <cn cellml:units="dimensionless">3.0</cn>
                  </apply>
                </apply>
                <ci>h</ci>
              </apply>
              <ci>j</ci>
            </apply>
            <apply>
              <minus/>
              <apply>
                <minus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <ci>BA</ci>
              </apply>
              <ci>BI</ci>
            </apply>
          </apply>
          <apply>
            <times/>
            <ci>drug_La</ci>
            <ci>BA</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>BI</ci>
        </apply>
        <apply>
          <minus/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <ci>drug_Ki</ci>
                <ci>drug_concen</ci>
              </apply>
              <apply>
                <minus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <ci>h</ci>
              </apply>
            </apply>
            <apply>
              <minus/>
              <apply>
                <minus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <ci>BA</ci>
              </apply>
              <ci>BI</ci>
            </apply>
          </apply>
          <apply>
            <times/>
            <ci>drug_Li</ci>
            <ci>BI</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>INa</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <ci>gNa</ci>
                    <apply>
                      <power/>
                      <ci>m</ci>
                      <cn cellml:units="dimensionless">3.0</cn>
                    </apply>
                  </apply>
                  <ci>h</ci>
                </apply>
                <ci>j</ci>
              </apply>
              <apply>
                <minus/>
                <ci>V</ci>
                <ci>ENa</ci>
              </apply>
            </apply>
            <ci>Cm</ci>
          </apply>
          <apply>
            <minus/>
            <apply>
              <minus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <ci>BA</ci>
            </apply>
            <ci>BI</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>drug_Ka</ci>
        <apply>
          <divide/>
          <cn cellml:units="m3_per_s_per_mol_times_1e6">0.1</cn>
          <cn cellml:units="dimensionless">1000.0</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>drug_Ki</ci>
        <apply>
          <divide/>
          <cn cellml:units="m3_per_s_per_mol_times_1e6">0.1</cn>
          <cn cellml:units="dimensionless">1000.0</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>h</ci>
        </apply>
        <apply>
          <minus/>
          <apply>
            <times/>
            <ci>ina_h_alpha</ci>
            <apply>
              <minus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <ci>h</ci>
            </apply>
          </apply>
          <apply>
            <times/>
            <ci>ina_h_beta</ci>
            <ci>h</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ina_h_alpha</ci>
        <piecewise>
          <piece>
            <cn cellml:units="mS_per_uF">0.0</cn>
            <apply>
              <geq/>
              <ci>V</ci>
              <apply>
                <minus/>
                <cn cellml:units="mV">40.0</cn>
              </apply>
            </apply>
          </piece>
          <otherwise>
            <apply>
              <times/>
              <cn cellml:units="mS_per_uF">0.135</cn>
              <apply>
                <exp/>
                <apply>
                  <divide/>
                  <apply>
                    <plus/>
                    <ci>V</ci>
                    <cn cellml:units="mV">80.0</cn>
                  </apply>
                  <apply>
                    <minus/>
                    <cn cellml:units="mV">6.8</cn>
                  </apply>
                </apply>
              </apply>
            </apply>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <ci>ina_h_beta</ci>
        <piecewise>
          <piece>
            <apply>
              <divide/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <times/>
                <cn cellml:units="ms">0.13</cn>
                <apply>
                  <plus/>
                  <cn cellml:units="dimensionless">1.0</cn>
                  <apply>
                    <exp/>
                    <apply>
                      <divide/>
                      <apply>
                        <plus/>
                        <ci>V</ci>
                        <cn cellml:units="mV">10.66</cn>
                      </apply>
                      <apply>
                        <minus/>
                        <cn cellml:units="mV">11.1</cn>
                      </apply>
                    </apply>
                  </apply>
                </apply>
              </apply>
            </apply>
            <apply>
              <geq/>
              <ci>V</ci>
              <apply>
                <minus/>
                <cn cellml:units="mV">40.0</cn>
              </apply>
            </apply>
          </piece>
          <otherwise>
            <apply>
              <plus/>
              <apply>
                <times/>
                <cn cellml:units="mS_per_uF">3.56</cn>
                <apply>
                  <exp/>
                  <apply>
                    <times/>
                    <cn cellml:units="per_mV">0.079</cn>
                    <ci>V</ci>
                  </apply>
                </apply>
              </apply>
              <apply>
                <times/>
                <cn cellml:units="mS_per_uF">310000.0</cn>
                <apply>
                  <exp/>
                  <apply>
                    <times/>
                    <cn cellml:units="per_mV">0.35</cn>
                    <ci>V</ci>
                  </apply>
                </apply>
              </apply>
            </apply>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <ci>ina_j_alpha</ci>
        <piecewise>
          <piece>
            <cn cellml:units="mS_per_uF">0.0</cn>
            <apply>
              <geq/>
              <ci>V</ci>
              <apply>
                <minus/>
                <cn cellml:units="mV">40.0</cn>
              </apply>
            </apply>
          </piece>
          <otherwise>
            <apply>
              <divide/>
              <apply>
                <times/>
                <apply>
                  <minus/>
                  <apply>
                    <times/>
                    <apply>
                      <minus/>
                      <cn cellml:units="per_mV_per_ms">127140.0</cn>
                    </apply>
                    <apply>
                      <exp/>
                      <apply>
                        <times/>
                        <cn cellml:units="per_mV">0.2444</cn>
                        <ci>V</ci>
                      </apply>
                    </apply>
                  </apply>
                  <apply>
                    <times/>
                    <cn type="e-notation" cellml:units="per_mV_per_ms">3.474<sep/>-5</cn>
                    <apply>
                      <exp/>
                      <apply>
                        <times/>
                        <apply>
                          <minus/>
                          <cn cellml:units="per_mV">0.04391</cn>
                        </apply>
                        <ci>V</ci>
                      </apply>
                    </apply>
                  </apply>
                </apply>
                <apply>
                  <plus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">37.78</cn>
                </apply>
              </apply>
              <apply>
                <plus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <apply>
                  <exp/>
                  <apply>
                    <times/>
                    <cn cellml:units="per_mV">0.311</cn>
                    <apply>
                      <plus/>
                      <ci>V</ci>
                      <cn cellml:units="mV">79.23</cn>
                    </apply>
                  </apply>
                </apply>
              </apply>
            </apply>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <ci>ina_j_beta</ci>
        <piecewise>
          <piece>
            <apply>
              <divide/>
              <apply>
                <times/>
                <cn cellml:units="mS_per_uF">0.3</cn>
                <apply>
                  <exp/>
                  <apply>
                    <times/>
                    <apply>
                      <minus/>
                      <cn type="e-notation" cellml:units="per_mV">2.535<sep/>-7</cn>
                    </apply>
                    <ci>V</ci>
                  </apply>
                </apply>
              </apply>
              <apply>
                <plus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <apply>
                  <exp/>
                  <apply>
                    <times/>
                    <apply>
                      <minus/>
                      <cn cellml:units="per_mV">0.1</cn>
                    </apply>
                    <apply>
                      <plus/>
                      <ci>V</ci>
                      <cn cellml:units="mV">32.0</cn>
                    </apply>
                  </apply>
                </apply>
              </apply>
            </apply>
            <apply>
              <geq/>
              <ci>V</ci>
              <apply>
                <minus/>
                <cn cellml:units="mV">40.0</cn>
              </apply>
            </apply>
          </piece>
          <otherwise>
            <apply>
              <divide/>
              <apply>
                <times/>
                <cn cellml:units="mS_per_uF">0.1212</cn>
                <apply>
                  <exp/>
                  <apply>
                    <times/>
                    <apply>
                      <minus/>
                      <cn cellml:units="per_mV">0.01052</cn>
                    </apply>
                    <ci>V</ci>
                  </apply>
                </apply>
              </apply>
              <apply>
                <plus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <apply>
                  <exp/>
                  <apply>
                    <times/>
                    <apply>
                      <minus/>
                      <cn cellml:units="per_mV">0.1378</cn>
                    </apply>
                    <apply>
                      <plus/>
                      <ci>V</ci>
                      <cn cellml:units="mV">40.14</cn>
                    </apply>
                  </apply>
                </apply>
              </apply>
            </apply>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <ci>ina_m_alpha</ci>
        <piecewise>
          <piece>
            <cn cellml:units="mS_per_uF">3.2</cn>
            <apply>
              <lt/>
              <apply>
                <abs/>
                <apply>
                  <plus/>
                  <apply>
                    <minus/>
                    <ci>V</ci>
                    <ci>ina_m_shift</ci>
                  </apply>
                  <cn cellml:units="mV">47.13</cn>
                </apply>
              </apply>
              <cn type="e-notation" cellml:units="mV">1<sep/>-10</cn>
            </apply>
          </piece>
          <otherwise>
            <apply>
              <divide/>
              <apply>
                <times/>
                <cn cellml:units="per_mV_per_ms">0.32</cn>
                <apply>
                  <plus/>
                  <apply>
                    <minus/>
                    <ci>V</ci>
                    <ci>ina_m_shift</ci>
                  </apply>
                  <cn cellml:units="mV">47.13</cn>
                </apply>
              </apply>
              <apply>
                <minus/>
                <cn cellml:units="dimensionless">1.0</cn>
                <apply>
                  <exp/>
                  <apply>
                    <times/>
                    <apply>
                      <minus/>
                      <cn cellml:units="per_mV">0.1</cn>
                    </apply>
                    <apply>
                      <plus/>
                      <apply>
                        <minus/>
                        <ci>V</ci>
                        <ci>ina_m_shift</ci>
                      </apply>
                      <cn cellml:units="mV">47.13</cn>
                    </apply>
                  </apply>
                </apply>
              </apply>
            </apply>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <ci>ina_m_beta</ci>
        <apply>
          <times/>
          <cn cellml:units="mS_per_uF">0.08</cn>
          <apply>
            <exp/>
            <apply>
              <divide/>
              <apply>
                <minus/>
                <apply>
                  <minus/>
                  <ci>V</ci>
                  <ci>ina_m_shift</ci>
                </apply>
              </apply>
              <cn cellml:units="mV">11.0</cn>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ina_m_shift</ci>
        <piecewise>
          <piece>
            <cn cellml:units="mV">1.6</cn>
            <apply>
              <eq/>
              <ci>af_af</ci>
              <cn cellml:units="dimensionless">1.0</cn>
            </apply>
          </piece>
          <otherwise>
            <cn cellml:units="mV">0.0</cn>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>j</ci>
        </apply>
        <apply>
          <minus/>
          <apply>
            <times/>
            <ci>ina_j_alpha</ci>
            <apply>
              <minus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <ci>j</ci>
            </apply>
          </apply>
          <apply>
            <times/>
            <ci>ina_j_beta</ci>
            <ci>j</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>m</ci>
        </apply>
        <apply>
          <minus/>
          <apply>
            <times/>
            <ci>ina_m_alpha</ci>
            <apply>
              <minus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <ci>m</ci>
            </apply>
          </apply>
          <apply>
            <times/>
            <ci>ina_m_beta</ci>
            <ci>m</ci>
          </apply>
        </apply>
      </apply>
    </math>
  </component>
  <component name="inaca">
    <variable name="Ca_o" units="mM" public_interface="in"/>
    <variable name="Ca_ss" units="mM" public_interface="in"/>
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="FRT" units="per_mV" public_interface="in"/>
    <variable name="INaCa" units="pA" public_interface="out"/>
    <variable name="Na_i" units="mM" public_interface="in"/>
    <variable name="Na_o" units="mM" public_interface="in"/>
    <variable name="V" units="mV" public_interface="in"/>
    <variable name="af_af" units="dimensionless" public_interface="in"/>
    <variable name="gammalr" units="dimensionless" initial_value="0.35"/>
    <variable name="kmcalr" units="mM" initial_value="1.38"/>
    <variable name="kmnalr" units="mM" initial_value="87.5"/>
    <variable name="knacalr" units="A_per_F" initial_value="1600.0"/>
    <variable name="ksatlr" units="dimensionless" initial_value="0.1"/>
    <variable name="scaling" units="dimensionless"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>INaCa</ci>
        <apply>
          <times/>
          <apply>
            <divide/>
            <apply>
              <divide/>
              <apply>
                <divide/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <apply>
                      <times/>
                      <cn cellml:units="dimensionless">1.4</cn>
                      <ci>scaling</ci>
                    </apply>
                    <ci>Cm</ci>
                  </apply>
                  <ci>knacalr</ci>
                </apply>
                <apply>
                  <plus/>
                  <apply>
                    <power/>
                    <ci>kmnalr</ci>
                    <cn cellml:units="dimensionless">3.0</cn>
                  </apply>
                  <apply>
                    <power/>
                    <ci>Na_o</ci>
                    <cn cellml:units="dimensionless">3.0</cn>
                  </apply>
                </apply>
              </apply>
              <apply>
                <plus/>
                <ci>kmcalr</ci>
                <ci>Ca_o</ci>
              </apply>
            </apply>
            <apply>
              <plus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <times/>
                <ci>ksatlr</ci>
                <apply>
                  <exp/>
                  <apply>
                    <times/>
                    <apply>
                      <times/>
                      <apply>
                        <minus/>
                        <ci>gammalr</ci>
                        <cn cellml:units="dimensionless">1.0</cn>
                      </apply>
                      <ci>V</ci>
                    </apply>
                    <ci>FRT</ci>
                  </apply>
                </apply>
              </apply>
            </apply>
          </apply>
          <apply>
            <minus/>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <power/>
                  <ci>Na_i</ci>
                  <cn cellml:units="dimensionless">3.0</cn>
                </apply>
                <ci>Ca_o</ci>
              </apply>
              <apply>
                <exp/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <ci>V</ci>
                    <ci>gammalr</ci>
                  </apply>
                  <ci>FRT</ci>
                </apply>
              </apply>
            </apply>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <power/>
                  <ci>Na_o</ci>
                  <cn cellml:units="dimensionless">3.0</cn>
                </apply>
                <ci>Ca_ss</ci>
              </apply>
              <apply>
                <exp/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <ci>V</ci>
                    <apply>
                      <minus/>
                      <ci>gammalr</ci>
                      <cn cellml:units="dimensionless">1.0</cn>
                    </apply>
                  </apply>
                  <ci>FRT</ci>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>scaling</ci>
        <piecewise>
          <piece>
            <cn cellml:units="dimensionless">1.4</cn>
            <apply>
              <eq/>
              <ci>af_af</ci>
              <cn cellml:units="dimensionless">1.0</cn>
            </apply>
          </piece>
          <otherwise>
            <cn cellml:units="dimensionless">1.0</cn>
          </otherwise>
        </piecewise>
      </apply>
    </math>
  </component>
  <component name="inak">
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="FRT" units="per_mV" public_interface="in"/>
    <variable name="INaK" units="pA" public_interface="out"/>
    <variable name="I_bar" units="A_per_F"/>
    <variable name="K_o" units="mM" public_interface="in"/>
    <variable name="Na_i" units="mM" public_interface="in"/>
    <variable name="Na_o" units="mM" public_interface="in"/>
    <variable name="V" units="mV" public_interface="in"/>
    <variable name="fnak" units="dimensionless"/>
    <variable name="kmko" units="mM" initial_value="1.5"/>
    <variable name="kmnai" units="mM" initial_value="10.0"/>
    <variable name="sigma" units="dimensionless"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>INaK</ci>
        <apply>
          <divide/>
          <apply>
            <divide/>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <cn cellml:units="dimensionless">1.28</cn>
                    <ci>Cm</ci>
                  </apply>
                  <ci>I_bar</ci>
                </apply>
                <ci>fnak</ci>
              </apply>
              <ci>K_o</ci>
            </apply>
            <apply>
              <plus/>
              <ci>K_o</ci>
              <ci>kmko</ci>
            </apply>
          </apply>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <power/>
              <apply>
                <divide/>
                <ci>kmnai</ci>
                <ci>Na_i</ci>
              </apply>
              <cn cellml:units="dimensionless">4.0</cn>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>I_bar</ci>
        <apply>
          <times/>
          <cn cellml:units="dimensionless">1.4</cn>
          <cn type="e-notation" cellml:units="A_per_F">5.99338739999999981<sep/>-1</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>fnak</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <apply>
              <plus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <times/>
                <cn cellml:units="dimensionless">0.1245</cn>
                <apply>
                  <exp/>
                  <apply>
                    <times/>
                    <apply>
                      <times/>
                      <apply>
                        <minus/>
                        <cn cellml:units="dimensionless">0.1</cn>
                      </apply>
                      <ci>V</ci>
                    </apply>
                    <ci>FRT</ci>
                  </apply>
                </apply>
              </apply>
            </apply>
            <apply>
              <times/>
              <apply>
                <times/>
                <cn cellml:units="dimensionless">0.0365</cn>
                <ci>sigma</ci>
              </apply>
              <apply>
                <exp/>
                <apply>
                  <times/>
                  <apply>
                    <minus/>
                    <ci>V</ci>
                  </apply>
                  <ci>FRT</ci>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>sigma</ci>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <apply>
              <exp/>
              <apply>
                <divide/>
                <ci>Na_o</ci>
                <cn cellml:units="mM">67.3</cn>
              </apply>
            </apply>
            <cn cellml:units="dimensionless">1.0</cn>
          </apply>
          <cn cellml:units="dimensionless">7.0</cn>
        </apply>
      </apply>
    </math>
  </component>
  <component name="ion">
    <variable name="Ca_o" units="mM" public_interface="out" initial_value="1.8"/>
    <variable name="K_o" units="mM" public_interface="out" initial_value="5.4"/>
    <variable name="Na_o" units="mM" public_interface="out" initial_value="140.0"/>
  </component>
  <component name="ito">
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="EK" units="mV" public_interface="in"/>
    <variable name="Ito" units="pA" public_interface="out"/>
    <variable name="V" units="mV" public_interface="in"/>
    <variable name="af_af" units="dimensionless" public_interface="in"/>
    <variable name="fto" units="dimensionless" public_interface="in"/>
    <variable name="gto" units="mS_per_uF"/>
    <variable name="ito_r_inf" units="dimensionless"/>
    <variable name="ito_r_shift" units="mV"/>
    <variable name="ito_r_tau" units="ms"/>
    <variable name="ito_s_inf" units="dimensionless"/>
    <variable name="ito_s_tau" units="ms"/>
    <variable name="r" units="dimensionless" initial_value="1.22370601099999997e-02"/>
    <variable name="s" units="dimensionless" initial_value="8.84913984200000003e-01"/>
    <variable name="time" units="ms" public_interface="in"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>Ito</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <cn cellml:units="dimensionless">1.05</cn>
                    <ci>fto</ci>
                  </apply>
                  <ci>Cm</ci>
                </apply>
                <ci>gto</ci>
              </apply>
              <ci>r</ci>
            </apply>
            <ci>s</ci>
          </apply>
          <apply>
            <minus/>
            <ci>V</ci>
            <ci>EK</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>gto</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <cn cellml:units="dimensionless">0.75471</cn>
            <cn cellml:units="mS_per_uF">0.1962</cn>
          </apply>
          <piecewise>
            <piece>
              <cn cellml:units="dimensionless">0.35</cn>
              <apply>
                <eq/>
                <ci>af_af</ci>
                <cn cellml:units="dimensionless">1.0</cn>
              </apply>
            </piece>
            <otherwise>
              <cn cellml:units="dimensionless">1.0</cn>
            </otherwise>
          </piecewise>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ito_r_inf</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <exp/>
              <apply>
                <divide/>
                <apply>
                  <minus/>
                  <apply>
                    <minus/>
                    <ci>V</ci>
                    <ci>ito_r_shift</ci>
                  </apply>
                  <cn cellml:units="mV">1.0</cn>
                </apply>
                <apply>
                  <minus/>
                  <cn cellml:units="mV">11.0</cn>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ito_r_shift</ci>
        <piecewise>
          <piece>
            <cn cellml:units="mV">16.0</cn>
            <apply>
              <eq/>
              <ci>af_af</ci>
              <cn cellml:units="dimensionless">1.0</cn>
            </apply>
          </piece>
          <otherwise>
            <cn cellml:units="mV">0.0</cn>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <ci>ito_r_tau</ci>
        <apply>
          <plus/>
          <apply>
            <times/>
            <cn cellml:units="ms">3.5</cn>
            <apply>
              <exp/>
              <apply>
                <times/>
                <apply>
                  <minus/>
                  <apply>
                    <divide/>
                    <apply>
                      <minus/>
                      <ci>V</ci>
                      <ci>ito_r_shift</ci>
                    </apply>
                    <cn cellml:units="mV">30.0</cn>
                  </apply>
                </apply>
                <cn cellml:units="dimensionless">2.0</cn>
              </apply>
            </apply>
          </apply>
          <cn cellml:units="ms">1.5</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ito_s_inf</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <exp/>
              <apply>
                <divide/>
                <apply>
                  <plus/>
                  <ci>V</ci>
                  <cn cellml:units="mV">40.5</cn>
                </apply>
                <cn cellml:units="mV">11.5</cn>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ito_s_tau</ci>
        <apply>
          <plus/>
          <apply>
            <times/>
            <cn cellml:units="ms">25.635</cn>
            <apply>
              <exp/>
              <apply>
                <times/>
                <apply>
                  <minus/>
                  <apply>
                    <divide/>
                    <apply>
                      <plus/>
                      <ci>V</ci>
                      <cn cellml:units="mV">52.45</cn>
                    </apply>
                    <cn cellml:units="mV">15.8827</cn>
                  </apply>
                </apply>
                <cn cellml:units="dimensionless">2.0</cn>
              </apply>
            </apply>
          </apply>
          <cn cellml:units="ms">14.14</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>r</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ito_r_inf</ci>
            <ci>r</ci>
          </apply>
          <ci>ito_r_tau</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>s</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ito_s_inf</ci>
            <ci>s</ci>
          </apply>
          <ci>ito_s_tau</ci>
        </apply>
      </apply>
    </math>
  </component>
  <component name="membrane">
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="ICaL" units="pA" public_interface="in"/>
    <variable name="ICap" units="pA" public_interface="in"/>
    <variable name="IK1" units="pA" public_interface="in"/>
    <variable name="IKr" units="pA" public_interface="in"/>
    <variable name="IKs" units="pA" public_interface="in"/>
    <variable name="IKur" units="pA" public_interface="in"/>
    <variable name="INa" units="pA" public_interface="in"/>
    <variable name="INaCa" units="pA" public_interface="in"/>
    <variable name="INaK" units="pA" public_interface="in"/>
    <variable name="IbCa" units="pA" public_interface="in"/>
    <variable name="IbNa" units="pA" public_interface="in"/>
    <variable name="Ito" units="pA" public_interface="in"/>
    <variable name="V" units="mV" public_interface="out" initial_value="-7.71325583600000044e+01"/>
    <variable name="i_diff" units="pA" initial_value="0.0"/>
    <variable name="i_ion" units="pA"/>
    <variable name="i_stim" units="pA" public_interface="in"/>
    <variable name="time" units="ms" public_interface="in"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>V</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <apply>
              <plus/>
              <apply>
                <plus/>
                <ci>i_ion</ci>
                <ci>i_stim</ci>
              </apply>
              <ci>i_diff</ci>
            </apply>
          </apply>
          <ci>Cm</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>i_ion</ci>
        <apply>
          <plus/>
          <apply>
            <plus/>
            <apply>
              <plus/>
              <apply>
                <plus/>
                <apply>
                  <plus/>
                  <apply>
                    <plus/>
                    <apply>
                      <plus/>
                      <apply>
                        <plus/>
                        <apply>
                          <plus/>
                          <apply>
                            <plus/>
                            <apply>
                              <plus/>
                              <apply>
                                <plus/>
                                <ci>INa</ci>
                              </apply>
                              <ci>Ito</ci>
                            </apply>
                            <ci>IKur</ci>
                          </apply>
                          <ci>IKr</ci>
                        </apply>
                        <ci>IKs</ci>
                      </apply>
                      <ci>ICaL</ci>
                    </apply>
                    <ci>IK1</ci>
                  </apply>
                  <ci>IbNa</ci>
                </apply>
                <ci>IbCa</ci>
              </apply>
              <ci>INaCa</ci>
            </apply>
            <ci>INaK</ci>
          </apply>
          <ci>ICap</ci>
        </apply>
      </apply>
    </math>
  </component>
  <component name="nernst">
    <variable name="Ca_i" units="mM" public_interface="in"/>
    <variable name="Ca_o" units="mM" public_interface="in"/>
    <variable name="ECa" units="mV" public_interface="out"/>
    <variable name="EK" units="mV" public_interface="out"/>
    <variable name="ENa" units="mV" public_interface="out"/>
    <variable name="K_i" units="mM" public_interface="in"/>
    <variable name="K_o" units="mM" public_interface="in"/>
    <variable name="Na_i" units="mM" public_interface="in"/>
    <variable name="Na_o" units="mM" public_interface="in"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>ECa</ci>
        <apply>
          <times/>
          <cn cellml:units="mV">13.35</cn>
          <apply>
            <ln/>
            <apply>
              <divide/>
              <ci>Ca_o</ci>
              <ci>Ca_i</ci>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>EK</ci>
        <apply>
          <times/>
          <cn cellml:units="mV">26.71</cn>
          <apply>
            <ln/>
            <apply>
              <divide/>
              <ci>K_o</ci>
              <ci>K_i</ci>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ENa</ci>
        <apply>
          <times/>
          <cn cellml:units="mV">26.71</cn>
          <apply>
            <ln/>
            <apply>
              <divide/>
              <ci>Na_o</ci>
              <ci>Na_i</ci>
            </apply>
          </apply>
        </apply>
      </apply>
    </math>
  </component>
  <component name="phys">
    <variable name="F" units="C_per_mmol" public_interface="out" initial_value="96.4867"/>
    <variable name="FRT" units="per_mV" public_interface="out"/>
    <variable name="R" units="J_per_mol_per_K" initial_value="8.3143"/>
    <variable name="T" units="kelvin" initial_value="310.0"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>FRT</ci>
        <apply>
          <divide/>
          <apply>
            <divide/>
            <ci>F</ci>
            <ci>R</ci>
          </apply>
          <ci>T</ci>
        </apply>
      </apply>
    </math>
  </component>
  <component name="potassium">
    <variable name="K_i" units="mM" public_interface="out" initial_value="1.31867138000000011e+02"/>
    <variable name="time" units="ms" public_interface="in"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>K_i</ci>
        </apply>
        <cn cellml:units="mM_per_ms">0.0</cn>
      </apply>
    </math>
  </component>
  <component name="ryr">
    <variable name="Ca_SRi" units="mM" public_interface="in"/>
    <variable name="Ca_SRss" units="mM" public_interface="in"/>
    <variable name="Ca_i" units="mM" public_interface="in"/>
    <variable name="Ca_ss" units="mM" public_interface="in"/>
    <variable name="Jreli" units="kat_times_1e_minus_15" public_interface="out"/>
    <variable name="Jrelss" units="kat_times_1e_minus_15" public_interface="out"/>
    <variable name="RyRSRCai" units="dimensionless"/>
    <variable name="RyRSRCass" units="dimensionless"/>
    <variable name="Vnj" units="um3" public_interface="in"/>
    <variable name="Vss" units="um3" public_interface="in"/>
    <variable name="a_i" units="dimensionless" initial_value="2.97721944299999985e-01"/>
    <variable name="a_ss" units="dimensionless" initial_value="1.41927157299999995e-01"/>
    <variable name="af_af" units="dimensionless" public_interface="in"/>
    <variable name="c_i" units="dimensionless" initial_value="9.79023869800000002e-01"/>
    <variable name="c_ss" units="dimensionless" initial_value="9.57197650200000028e-01"/>
    <variable name="fRyr" units="dimensionless"/>
    <variable name="nui" units="m3_per_s_times_1e_minus_15"/>
    <variable name="nuss" units="m3_per_s_times_1e_minus_15"/>
    <variable name="o_i" units="dimensionless" initial_value="3.66799927299999980e-04"/>
    <variable name="o_ss" units="dimensionless" initial_value="4.56694440999999974e-04"/>
    <variable name="ryr_a_i_inf" units="dimensionless"/>
    <variable name="ryr_a_i_tau" units="ms"/>
    <variable name="ryr_a_ss_inf" units="dimensionless"/>
    <variable name="ryr_a_ss_tau" units="ms"/>
    <variable name="ryr_c_i_inf" units="dimensionless"/>
    <variable name="ryr_c_i_tau" units="ms"/>
    <variable name="ryr_c_ss_inf" units="dimensionless"/>
    <variable name="ryr_c_ss_tau" units="ms"/>
    <variable name="ryr_o_i_inf" units="dimensionless"/>
    <variable name="ryr_o_i_tau" units="ms" initial_value="5.0"/>
    <variable name="ryr_o_ss_inf" units="dimensionless"/>
    <variable name="ryr_o_ss_tau" units="ms" initial_value="5.0"/>
    <variable name="scaling" units="dimensionless"/>
    <variable name="tau_scaling" units="dimensionless"/>
    <variable name="time" units="ms" public_interface="in"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>Jreli</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <ci>scaling</ci>
                  <ci>nui</ci>
                </apply>
                <ci>o_i</ci>
              </apply>
              <ci>c_i</ci>
            </apply>
            <ci>RyRSRCai</ci>
          </apply>
          <apply>
            <minus/>
            <ci>Ca_SRi</ci>
            <ci>Ca_i</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>Jrelss</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <apply>
                  <times/>
                  <ci>scaling</ci>
                  <ci>nuss</ci>
                </apply>
                <ci>o_ss</ci>
              </apply>
              <ci>c_ss</ci>
            </apply>
            <ci>RyRSRCass</ci>
          </apply>
          <apply>
            <minus/>
            <ci>Ca_SRss</ci>
            <ci>Ca_ss</ci>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>RyRSRCai</ci>
        <apply>
          <minus/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <divide/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <plus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <exp/>
                <apply>
                  <divide/>
                  <apply>
                    <minus/>
                    <ci>Ca_SRi</ci>
                    <cn cellml:units="mM">0.3</cn>
                  </apply>
                  <cn cellml:units="mM">0.1</cn>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>RyRSRCass</ci>
        <apply>
          <minus/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <divide/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <plus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <exp/>
                <apply>
                  <divide/>
                  <apply>
                    <minus/>
                    <ci>Ca_SRss</ci>
                    <cn cellml:units="mM">0.3</cn>
                  </apply>
                  <cn cellml:units="mM">0.1</cn>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>a_i</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ryr_a_i_inf</ci>
            <ci>a_i</ci>
          </apply>
          <ci>ryr_a_i_tau</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>a_ss</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ryr_a_ss_inf</ci>
            <ci>a_ss</ci>
          </apply>
          <ci>ryr_a_ss_tau</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>c_i</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ryr_c_i_inf</ci>
            <ci>c_i</ci>
          </apply>
          <ci>ryr_c_i_tau</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>c_ss</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ryr_c_ss_inf</ci>
            <ci>c_ss</ci>
          </apply>
          <ci>ryr_c_ss_tau</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>fRyr</ci>
        <piecewise>
          <piece>
            <cn cellml:units="dimensionless">2.5</cn>
            <apply>
              <eq/>
              <ci>af_af</ci>
              <cn cellml:units="dimensionless">1.0</cn>
            </apply>
          </piece>
          <otherwise>
            <cn cellml:units="dimensionless">0.0</cn>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <ci>nui</ci>
        <apply>
          <times/>
          <cn cellml:units="mS_per_uF">0.001</cn>
          <ci>Vnj</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>nuss</ci>
        <apply>
          <times/>
          <cn cellml:units="mS_per_uF">0.625</cn>
          <ci>Vss</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>o_i</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ryr_o_i_inf</ci>
            <ci>o_i</ci>
          </apply>
          <ci>ryr_o_i_tau</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>o_ss</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <ci>ryr_o_ss_inf</ci>
            <ci>o_ss</ci>
          </apply>
          <ci>ryr_o_ss_tau</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ryr_a_i_inf</ci>
        <apply>
          <minus/>
          <cn cellml:units="dimensionless">0.505</cn>
          <apply>
            <divide/>
            <cn cellml:units="dimensionless">0.427</cn>
            <apply>
              <plus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <exp/>
                <apply>
                  <divide/>
                  <apply>
                    <minus/>
                    <apply>
                      <times/>
                      <apply>
                        <times/>
                        <cn cellml:units="m3_per_mol">2000.0</cn>
                        <ci>Ca_i</ci>
                      </apply>
                      <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1.0</cn>
                        <ci>fRyr</ci>
                      </apply>
                    </apply>
                    <cn cellml:units="dimensionless">0.29</cn>
                  </apply>
                  <cn cellml:units="dimensionless">0.082</cn>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ryr_a_i_tau</ci>
        <apply>
          <times/>
          <cn cellml:units="ms">250.0</cn>
          <ci>tau_scaling</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ryr_a_ss_inf</ci>
        <apply>
          <minus/>
          <cn cellml:units="dimensionless">0.505</cn>
          <apply>
            <divide/>
            <cn cellml:units="dimensionless">0.427</cn>
            <apply>
              <plus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <exp/>
                <apply>
                  <divide/>
                  <apply>
                    <minus/>
                    <apply>
                      <times/>
                      <apply>
                        <times/>
                        <cn cellml:units="m3_per_mol">1000.0</cn>
                        <ci>Ca_ss</ci>
                      </apply>
                      <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1.0</cn>
                        <ci>fRyr</ci>
                      </apply>
                    </apply>
                    <cn cellml:units="dimensionless">0.29</cn>
                  </apply>
                  <cn cellml:units="dimensionless">0.082</cn>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ryr_a_ss_tau</ci>
        <apply>
          <times/>
          <cn cellml:units="ms">250.0</cn>
          <ci>tau_scaling</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ryr_c_i_inf</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <exp/>
              <apply>
                <divide/>
                <apply>
                  <minus/>
                  <apply>
                    <times/>
                    <apply>
                      <times/>
                      <cn cellml:units="m3_per_mol">2000.0</cn>
                      <ci>Ca_i</ci>
                    </apply>
                    <apply>
                      <plus/>
                      <cn cellml:units="dimensionless">1.0</cn>
                      <ci>fRyr</ci>
                    </apply>
                  </apply>
                  <apply>
                    <plus/>
                    <ci>a_i</ci>
                    <cn cellml:units="dimensionless">0.02</cn>
                  </apply>
                </apply>
                <cn cellml:units="dimensionless">0.01</cn>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ryr_c_i_tau</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <cn cellml:units="dimensionless">2.0</cn>
            <cn cellml:units="ms">15.0</cn>
          </apply>
          <ci>tau_scaling</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ryr_c_ss_inf</ci>
        <apply>
          <divide/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <plus/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <exp/>
              <apply>
                <divide/>
                <apply>
                  <minus/>
                  <apply>
                    <times/>
                    <apply>
                      <times/>
                      <cn cellml:units="m3_per_mol">1000.0</cn>
                      <ci>Ca_ss</ci>
                    </apply>
                    <apply>
                      <plus/>
                      <cn cellml:units="dimensionless">1.0</cn>
                      <ci>fRyr</ci>
                    </apply>
                  </apply>
                  <apply>
                    <plus/>
                    <ci>a_ss</ci>
                    <cn cellml:units="dimensionless">0.02</cn>
                  </apply>
                </apply>
                <cn cellml:units="dimensionless">0.01</cn>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ryr_c_ss_tau</ci>
        <apply>
          <times/>
          <cn cellml:units="ms">15.0</cn>
          <ci>tau_scaling</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ryr_o_i_inf</ci>
        <apply>
          <minus/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <divide/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <plus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <exp/>
                <apply>
                  <divide/>
                  <apply>
                    <minus/>
                    <apply>
                      <times/>
                      <apply>
                        <times/>
                        <cn cellml:units="m3_per_mol">2000.0</cn>
                        <ci>Ca_i</ci>
                      </apply>
                      <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1.0</cn>
                        <ci>fRyr</ci>
                      </apply>
                    </apply>
                    <apply>
                      <plus/>
                      <ci>a_i</ci>
                      <cn cellml:units="dimensionless">0.22</cn>
                    </apply>
                  </apply>
                  <cn cellml:units="dimensionless">0.03</cn>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>ryr_o_ss_inf</ci>
        <apply>
          <minus/>
          <cn cellml:units="dimensionless">1.0</cn>
          <apply>
            <divide/>
            <cn cellml:units="dimensionless">1.0</cn>
            <apply>
              <plus/>
              <cn cellml:units="dimensionless">1.0</cn>
              <apply>
                <exp/>
                <apply>
                  <divide/>
                  <apply>
                    <minus/>
                    <apply>
                      <times/>
                      <apply>
                        <times/>
                        <cn cellml:units="m3_per_mol">1000.0</cn>
                        <ci>Ca_ss</ci>
                      </apply>
                      <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1.0</cn>
                        <ci>fRyr</ci>
                      </apply>
                    </apply>
                    <apply>
                      <plus/>
                      <ci>a_ss</ci>
                      <cn cellml:units="dimensionless">0.22</cn>
                    </apply>
                  </apply>
                  <cn cellml:units="dimensionless">0.03</cn>
                </apply>
              </apply>
            </apply>
          </apply>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>scaling</ci>
        <piecewise>
          <piece>
            <cn cellml:units="dimensionless">3.0</cn>
            <apply>
              <eq/>
              <ci>af_af</ci>
              <cn cellml:units="dimensionless">1.0</cn>
            </apply>
          </piece>
          <otherwise>
            <cn cellml:units="dimensionless">1.0</cn>
          </otherwise>
        </piecewise>
      </apply>
      <apply>
        <eq/>
        <ci>tau_scaling</ci>
        <piecewise>
          <piece>
            <cn cellml:units="dimensionless">2.7</cn>
            <apply>
              <eq/>
              <ci>af_af</ci>
              <cn cellml:units="dimensionless">1.0</cn>
            </apply>
          </piece>
          <otherwise>
            <cn cellml:units="dimensionless">1.0</cn>
          </otherwise>
        </piecewise>
      </apply>
    </math>
  </component>
  <component name="serca">
    <variable name="Ca_SRi" units="mM" public_interface="in"/>
    <variable name="Ca_SRss" units="mM" public_interface="in"/>
    <variable name="Ca_i" units="mM" public_interface="in"/>
    <variable name="Ca_ss" units="mM" public_interface="in"/>
    <variable name="J_SERCASR" units="kat_times_1e_minus_15" public_interface="out"/>
    <variable name="J_SERCASRss" units="kat_times_1e_minus_15" public_interface="out"/>
    <variable name="J_bulkSERCA" units="kat_times_1e_minus_15" public_interface="out"/>
    <variable name="J_bulkSERCAss" units="kat_times_1e_minus_15" public_interface="out"/>
    <variable name="SERCACa" units="mM" initial_value="9.58584701999999969e-03"/>
    <variable name="SERCACass" units="mM" initial_value="9.38694111799999974e-03"/>
    <variable name="Vnj" units="um3" public_interface="in"/>
    <variable name="Vss" units="um3" public_interface="in"/>
    <variable name="af_af" units="dimensionless" public_interface="in"/>
    <variable name="cpumps" units="mM" initial_value="0.04"/>
    <variable name="k1" units="per_mM2_per_ms" initial_value="7500.0"/>
    <variable name="k2" units="mS_per_uF" initial_value="4.68749999999999983e-04"/>
    <variable name="k3" units="per_mM2_per_ms" initial_value="2.31481500000000001e-03"/>
    <variable name="k4" units="mS_per_uF" initial_value="0.0075"/>
    <variable name="scaling" units="dimensionless"/>
    <variable name="time" units="ms" public_interface="in"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>J_SERCASR</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <ci>scaling</ci>
                <cn cellml:units="dimensionless">0.75</cn>
              </apply>
              <apply>
                <plus/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <apply>
                      <minus/>
                      <ci>k3</ci>
                    </apply>
                    <apply>
                      <power/>
                      <ci>Ca_SRi</ci>
                      <cn cellml:units="dimensionless">2.0</cn>
                    </apply>
                  </apply>
                  <apply>
                    <minus/>
                    <ci>cpumps</ci>
                    <ci>SERCACa</ci>
                  </apply>
                </apply>
                <apply>
                  <times/>
                  <ci>k4</ci>
                  <ci>SERCACa</ci>
                </apply>
              </apply>
            </apply>
            <ci>Vnj</ci>
          </apply>
          <cn cellml:units="dimensionless">2.0</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>J_SERCASRss</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <ci>scaling</ci>
                <cn cellml:units="dimensionless">0.75</cn>
              </apply>
              <apply>
                <plus/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <apply>
                      <minus/>
                      <ci>k3</ci>
                    </apply>
                    <apply>
                      <power/>
                      <ci>Ca_SRss</ci>
                      <cn cellml:units="dimensionless">2.0</cn>
                    </apply>
                  </apply>
                  <apply>
                    <minus/>
                    <ci>cpumps</ci>
                    <ci>SERCACass</ci>
                  </apply>
                </apply>
                <apply>
                  <times/>
                  <ci>k4</ci>
                  <ci>SERCACass</ci>
                </apply>
              </apply>
            </apply>
            <ci>Vss</ci>
          </apply>
          <cn cellml:units="dimensionless">2.0</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>J_bulkSERCA</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <ci>scaling</ci>
                <cn cellml:units="dimensionless">0.75</cn>
              </apply>
              <apply>
                <minus/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <ci>k1</ci>
                    <apply>
                      <power/>
                      <ci>Ca_i</ci>
                      <cn cellml:units="dimensionless">2.0</cn>
                    </apply>
                  </apply>
                  <apply>
                    <minus/>
                    <ci>cpumps</ci>
                    <ci>SERCACa</ci>
                  </apply>
                </apply>
                <apply>
                  <times/>
                  <ci>k2</ci>
                  <ci>SERCACa</ci>
                </apply>
              </apply>
            </apply>
            <ci>Vnj</ci>
          </apply>
          <cn cellml:units="dimensionless">2.0</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>J_bulkSERCAss</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <apply>
              <times/>
              <apply>
                <times/>
                <ci>scaling</ci>
                <cn cellml:units="dimensionless">0.75</cn>
              </apply>
              <apply>
                <minus/>
                <apply>
                  <times/>
                  <apply>
                    <times/>
                    <ci>k1</ci>
                    <apply>
                      <power/>
                      <ci>Ca_ss</ci>
                      <cn cellml:units="dimensionless">2.0</cn>
                    </apply>
                  </apply>
                  <apply>
                    <minus/>
                    <ci>cpumps</ci>
                    <ci>SERCACass</ci>
                  </apply>
                </apply>
                <apply>
                  <times/>
                  <ci>k2</ci>
                  <ci>SERCACass</ci>
                </apply>
              </apply>
            </apply>
            <ci>Vss</ci>
          </apply>
          <cn cellml:units="dimensionless">2.0</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>SERCACa</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <plus/>
            <apply>
              <minus/>
              <ci>J_SERCASR</ci>
            </apply>
            <ci>J_bulkSERCA</ci>
          </apply>
          <ci>Vnj</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>SERCACass</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <plus/>
            <apply>
              <minus/>
              <ci>J_SERCASRss</ci>
            </apply>
            <ci>J_bulkSERCAss</ci>
          </apply>
          <ci>Vss</ci>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>scaling</ci>
        <piecewise>
          <piece>
            <cn cellml:units="dimensionless">0.6</cn>
            <apply>
              <eq/>
              <ci>af_af</ci>
              <cn cellml:units="dimensionless">1.0</cn>
            </apply>
          </piece>
          <otherwise>
            <cn cellml:units="dimensionless">1.0</cn>
          </otherwise>
        </piecewise>
      </apply>
    </math>
  </component>
  <component name="sodium">
    <variable name="F" units="C_per_mmol" public_interface="in"/>
    <variable name="INa" units="pA" public_interface="in"/>
    <variable name="INaCa" units="pA" public_interface="in"/>
    <variable name="INaK" units="pA" public_interface="in"/>
    <variable name="IbNa" units="pA" public_interface="in"/>
    <variable name="Na_i" units="mM" public_interface="out" initial_value="1.03039701200000007e+01"/>
    <variable name="Vi" units="um3" public_interface="in"/>
    <variable name="time" units="ms" public_interface="in"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <apply>
          <diff/>
          <bvar>
            <ci>time</ci>
          </bvar>
          <ci>Na_i</ci>
        </apply>
        <apply>
          <divide/>
          <apply>
            <minus/>
            <apply>
              <minus/>
              <apply>
                <minus/>
                <apply>
                  <times/>
                  <apply>
                    <minus/>
                    <cn cellml:units="dimensionless">3.0</cn>
                  </apply>
                  <ci>INaK</ci>
                </apply>
                <apply>
                  <times/>
                  <cn cellml:units="dimensionless">3.0</cn>
                  <ci>INaCa</ci>
                </apply>
              </apply>
              <ci>IbNa</ci>
            </apply>
            <ci>INa</ci>
          </apply>
          <apply>
            <times/>
            <ci>F</ci>
            <ci>Vi</ci>
          </apply>
        </apply>
      </apply>
    </math>
  </component>
  <component name="stimulus">
    <variable name="Cm" units="pF" public_interface="in"/>
    <variable name="amplitude" units="A_per_F"/>
    <variable name="i_stim" units="pA" public_interface="out"/>
    <variable name="pace" units="dimensionless" public_interface="in"/>
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>amplitude</ci>
        <apply>
          <minus/>
          <cn cellml:units="A_per_F">80.0</cn>
        </apply>
      </apply>
      <apply>
        <eq/>
        <ci>i_stim</ci>
        <apply>
          <times/>
          <apply>
            <times/>
            <ci>Cm</ci>
            <ci>pace</ci>
          </apply>
          <ci>amplitude</ci>
        </apply>
      </apply>
    </math>
  </component>
  <connection>
    <map_components component_1="acacetin" component_2="ikr"/>
    <map_variables variable_1="fKr" variable_2="fKr"/>
  </connection>
  <connection>
    <map_components component_1="acacetin" component_2="iks"/>
    <map_variables variable_1="fKs" variable_2="fKs"/>
  </connection>
  <connection>
    <map_components component_1="acacetin" component_2="ikur"/>
    <map_variables variable_1="conc" variable_2="conc"/>
  </connection>
  <connection>
    <map_components component_1="acacetin" component_2="ito"/>
    <map_variables variable_1="fto" variable_2="fto"/>
  </connection>
  <connection>
    <map_components component_1="af" component_2="calcium"/>
    <map_variables variable_1="af" variable_2="af_af"/>
  </connection>
  <connection>
    <map_components component_1="af" component_2="ical"/>
    <map_variables variable_1="af" variable_2="af_af"/>
  </connection>
  <connection>
    <map_components component_1="af" component_2="ik1"/>
    <map_variables variable_1="af" variable_2="af_af"/>
  </connection>
  <connection>
    <map_components component_1="af" component_2="iks"/>
    <map_variables variable_1="af" variable_2="af_af"/>
  </connection>
  <connection>
    <map_components component_1="af" component_2="ikur"/>
    <map_variables variable_1="af" variable_2="af_af"/>
  </connection>
  <connection>
    <map_components component_1="af" component_2="ina"/>
    <map_variables variable_1="af" variable_2="af_af"/>
  </connection>
  <connection>
    <map_components component_1="af" component_2="inaca"/>
    <map_variables variable_1="af" variable_2="af_af"/>
  </connection>
  <connection>
    <map_components component_1="af" component_2="ito"/>
    <map_variables variable_1="af" variable_2="af_af"/>
  </connection>
  <connection>
    <map_components component_1="af" component_2="ryr"/>
    <map_variables variable_1="af" variable_2="af_af"/>
  </connection>
  <connection>
    <map_components component_1="af" component_2="serca"/>
    <map_variables variable_1="af" variable_2="af_af"/>
  </connection>
  <connection>
    <map_components component_1="calcium" component_2="cell"/>
    <map_variables variable_1="Aj_nj" variable_2="Aj_nj"/>
    <map_variables variable_1="VSRi" variable_2="VSRi"/>
    <map_variables variable_1="VSRss" variable_2="VSRss"/>
    <map_variables variable_1="Vnj" variable_2="Vnj"/>
    <map_variables variable_1="Vss" variable_2="Vss"/>
    <map_variables variable_1="dx2" variable_2="dx2"/>
    <map_variables variable_1="xj_nj" variable_2="xj_nj"/>
  </connection>
  <connection>
    <map_components component_1="calcium" component_2="engine"/>
    <map_variables variable_1="time" variable_2="time"/>
  </connection>
  <connection>
    <map_components component_1="calcium" component_2="ibca"/>
    <map_variables variable_1="IbCa" variable_2="IbCa"/>
  </connection>
  <connection>
    <map_components component_1="calcium" component_2="ical"/>
    <map_variables variable_1="Ca_ss" variable_2="Ca_ss"/>
    <map_variables variable_1="ICaL" variable_2="ICaL"/>
  </connection>
  <connection>
    <map_components component_1="calcium" component_2="icap"/>
    <map_variables variable_1="Ca_ss" variable_2="Ca_ss"/>
    <map_variables variable_1="ICap" variable_2="ICap"/>
  </connection>
  <connection>
    <map_components component_1="calcium" component_2="inaca"/>
    <map_variables variable_1="Ca_ss" variable_2="Ca_ss"/>
    <map_variables variable_1="INaCa" variable_2="INaCa"/>
  </connection>
  <connection>
    <map_components component_1="calcium" component_2="nernst"/>
    <map_variables variable_1="Ca_i" variable_2="Ca_i"/>
  </connection>
  <connection>
    <map_components component_1="calcium" component_2="phys"/>
    <map_variables variable_1="F" variable_2="F"/>
  </connection>
  <connection>
    <map_components component_1="calcium" component_2="ryr"/>
    <map_variables variable_1="Ca_SRi" variable_2="Ca_SRi"/>
    <map_variables variable_1="Ca_SRss" variable_2="Ca_SRss"/>
    <map_variables variable_1="Ca_i" variable_2="Ca_i"/>
    <map_variables variable_1="Ca_ss" variable_2="Ca_ss"/>
    <map_variables variable_1="Jreli" variable_2="Jreli"/>
    <map_variables variable_1="Jrelss" variable_2="Jrelss"/>
  </connection>
  <connection>
    <map_components component_1="calcium" component_2="serca"/>
    <map_variables variable_1="Ca_SRi" variable_2="Ca_SRi"/>
    <map_variables variable_1="Ca_SRss" variable_2="Ca_SRss"/>
    <map_variables variable_1="Ca_i" variable_2="Ca_i"/>
    <map_variables variable_1="Ca_ss" variable_2="Ca_ss"/>
    <map_variables variable_1="J_SERCASR" variable_2="J_SERCASR"/>
    <map_variables variable_1="J_SERCASRss" variable_2="J_SERCASRss"/>
    <map_variables variable_1="J_bulkSERCA" variable_2="J_bulkSERCA"/>
    <map_variables variable_1="J_bulkSERCAss" variable_2="J_bulkSERCAss"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="ibca"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="ibna"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="ical"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="icap"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="ik1"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="ikr"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="iks"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="ikur"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="ina"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="inaca"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="inak"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="ito"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="membrane"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="ryr"/>
    <map_variables variable_1="Vnj" variable_2="Vnj"/>
    <map_variables variable_1="Vss" variable_2="Vss"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="serca"/>
    <map_variables variable_1="Vnj" variable_2="Vnj"/>
    <map_variables variable_1="Vss" variable_2="Vss"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="sodium"/>
    <map_variables variable_1="Vi" variable_2="Vi"/>
  </connection>
  <connection>
    <map_components component_1="cell" component_2="stimulus"/>
    <map_variables variable_1="Cm" variable_2="Cm"/>
  </connection>
  <connection>
    <map_components component_1="engine" component_2="ical"/>
    <map_variables variable_1="time" variable_2="time"/>
  </connection>
  <connection>
    <map_components component_1="engine" component_2="ikr"/>
    <map_variables variable_1="time" variable_2="time"/>
  </connection>
  <connection>
    <map_components component_1="engine" component_2="iks"/>
    <map_variables variable_1="time" variable_2="time"/>
  </connection>
  <connection>
    <map_components component_1="engine" component_2="ikur"/>
    <map_variables variable_1="time" variable_2="time"/>
  </connection>
  <connection>
    <map_components component_1="engine" component_2="ina"/>
    <map_variables variable_1="time" variable_2="time"/>
  </connection>
  <connection>
    <map_components component_1="engine" component_2="ito"/>
    <map_variables variable_1="time" variable_2="time"/>
  </connection>
  <connection>
    <map_components component_1="engine" component_2="membrane"/>
    <map_variables variable_1="time" variable_2="time"/>
  </connection>
  <connection>
    <map_components component_1="engine" component_2="potassium"/>
    <map_variables variable_1="time" variable_2="time"/>
  </connection>
  <connection>
    <map_components component_1="engine" component_2="ryr"/>
    <map_variables variable_1="time" variable_2="time"/>
  </connection>
  <connection>
    <map_components component_1="engine" component_2="serca"/>
    <map_variables variable_1="time" variable_2="time"/>
  </connection>
  <connection>
    <map_components component_1="engine" component_2="sodium"/>
    <map_variables variable_1="time" variable_2="time"/>
  </connection>
  <connection>
    <map_components component_1="engine" component_2="stimulus"/>
    <map_variables variable_1="pace" variable_2="pace"/>
  </connection>
  <connection>
    <map_components component_1="ibca" component_2="membrane"/>
    <map_variables variable_1="IbCa" variable_2="IbCa"/>
    <map_variables variable_1="V" variable_2="V"/>
  </connection>
  <connection>
    <map_components component_1="ibca" component_2="nernst"/>
    <map_variables variable_1="ECa" variable_2="ECa"/>
  </connection>
  <connection>
    <map_components component_1="ibna" component_2="membrane"/>
    <map_variables variable_1="IbNa" variable_2="IbNa"/>
    <map_variables variable_1="V" variable_2="V"/>
  </connection>
  <connection>
    <map_components component_1="ibna" component_2="nernst"/>
    <map_variables variable_1="ENa" variable_2="ENa"/>
  </connection>
  <connection>
    <map_components component_1="ibna" component_2="sodium"/>
    <map_variables variable_1="IbNa" variable_2="IbNa"/>
  </connection>
  <connection>
    <map_components component_1="ical" component_2="membrane"/>
    <map_variables variable_1="ICaL" variable_2="ICaL"/>
    <map_variables variable_1="V" variable_2="V"/>
  </connection>
  <connection>
    <map_components component_1="icap" component_2="membrane"/>
    <map_variables variable_1="ICap" variable_2="ICap"/>
  </connection>
  <connection>
    <map_components component_1="ik1" component_2="membrane"/>
    <map_variables variable_1="IK1" variable_2="IK1"/>
    <map_variables variable_1="V" variable_2="V"/>
  </connection>
  <connection>
    <map_components component_1="ik1" component_2="nernst"/>
    <map_variables variable_1="EK" variable_2="EK"/>
  </connection>
  <connection>
    <map_components component_1="ikr" component_2="membrane"/>
    <map_variables variable_1="IKr" variable_2="IKr"/>
    <map_variables variable_1="V" variable_2="V"/>
  </connection>
  <connection>
    <map_components component_1="ikr" component_2="nernst"/>
    <map_variables variable_1="EK" variable_2="EK"/>
  </connection>
  <connection>
    <map_components component_1="iks" component_2="membrane"/>
    <map_variables variable_1="IKs" variable_2="IKs"/>
    <map_variables variable_1="V" variable_2="V"/>
  </connection>
  <connection>
    <map_components component_1="iks" component_2="nernst"/>
    <map_variables variable_1="EK" variable_2="EK"/>
  </connection>
  <connection>
    <map_components component_1="ikur" component_2="membrane"/>
    <map_variables variable_1="IKur" variable_2="IKur"/>
    <map_variables variable_1="V" variable_2="V"/>
  </connection>
  <connection>
    <map_components component_1="ikur" component_2="nernst"/>
    <map_variables variable_1="EK" variable_2="EK"/>
  </connection>
  <connection>
    <map_components component_1="ikur" component_2="phys"/>
    <map_variables variable_1="FRT" variable_2="FRT"/>
  </connection>
  <connection>
    <map_components component_1="ina" component_2="membrane"/>
    <map_variables variable_1="INa" variable_2="INa"/>
    <map_variables variable_1="V" variable_2="V"/>
  </connection>
  <connection>
    <map_components component_1="ina" component_2="nernst"/>
    <map_variables variable_1="ENa" variable_2="ENa"/>
  </connection>
  <connection>
    <map_components component_1="ina" component_2="sodium"/>
    <map_variables variable_1="INa" variable_2="INa"/>
  </connection>
  <connection>
    <map_components component_1="inaca" component_2="ion"/>
    <map_variables variable_1="Ca_o" variable_2="Ca_o"/>
    <map_variables variable_1="Na_o" variable_2="Na_o"/>
  </connection>
  <connection>
    <map_components component_1="inaca" component_2="membrane"/>
    <map_variables variable_1="INaCa" variable_2="INaCa"/>
    <map_variables variable_1="V" variable_2="V"/>
  </connection>
  <connection>
    <map_components component_1="inaca" component_2="phys"/>
    <map_variables variable_1="FRT" variable_2="FRT"/>
  </connection>
  <connection>
    <map_components component_1="inaca" component_2="sodium"/>
    <map_variables variable_1="INaCa" variable_2="INaCa"/>
    <map_variables variable_1="Na_i" variable_2="Na_i"/>
  </connection>
  <connection>
    <map_components component_1="inak" component_2="ion"/>
    <map_variables variable_1="K_o" variable_2="K_o"/>
    <map_variables variable_1="Na_o" variable_2="Na_o"/>
  </connection>
  <connection>
    <map_components component_1="inak" component_2="membrane"/>
    <map_variables variable_1="INaK" variable_2="INaK"/>
    <map_variables variable_1="V" variable_2="V"/>
  </connection>
  <connection>
    <map_components component_1="inak" component_2="phys"/>
    <map_variables variable_1="FRT" variable_2="FRT"/>
  </connection>
  <connection>
    <map_components component_1="inak" component_2="sodium"/>
    <map_variables variable_1="INaK" variable_2="INaK"/>
    <map_variables variable_1="Na_i" variable_2="Na_i"/>
  </connection>
  <connection>
    <map_components component_1="ion" component_2="nernst"/>
    <map_variables variable_1="Ca_o" variable_2="Ca_o"/>
    <map_variables variable_1="K_o" variable_2="K_o"/>
    <map_variables variable_1="Na_o" variable_2="Na_o"/>
  </connection>
  <connection>
    <map_components component_1="ito" component_2="membrane"/>
    <map_variables variable_1="Ito" variable_2="Ito"/>
    <map_variables variable_1="V" variable_2="V"/>
  </connection>
  <connection>
    <map_components component_1="ito" component_2="nernst"/>
    <map_variables variable_1="EK" variable_2="EK"/>
  </connection>
  <connection>
    <map_components component_1="membrane" component_2="stimulus"/>
    <map_variables variable_1="i_stim" variable_2="i_stim"/>
  </connection>
  <connection>
    <map_components component_1="nernst" component_2="potassium"/>
    <map_variables variable_1="K_i" variable_2="K_i"/>
  </connection>
  <connection>
    <map_components component_1="nernst" component_2="sodium"/>
    <map_variables variable_1="Na_i" variable_2="Na_i"/>
  </connection>
  <connection>
    <map_components component_1="phys" component_2="sodium"/>
    <map_variables variable_1="F" variable_2="F"/>
  </connection>
</model>