cellml-validation/models_1_0/unit_checking_consistent/5.2.7.unit_checking_piecewise_2.cellml at main · MichaelClerx/cellml-validation · GitHub

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<?xml version="1.0" encoding="UTF-8"?>
<!-- CellML Test Suite. https://github.com/MichaelClerx/cellml-validation -->
<!-- CellML 1.0, 5.2.7: Unit checking: piecewise with different unit branches.
     This should probably not be allowed. -->
<model name="unit_checking_piecewise_2"
       xmlns="http://www.cellml.org/cellml/1.0#"
       xmlns:cellml="http://www.cellml.org/cellml/1.0#">
  <units name="m_per_s">
    <unit units="meter" />
    <unit units="second" exponent="-1" />
  </units>
  <units name="mm">
    <unit units="meter" prefix="milli" />
  </units>
  <units name="ms">
    <unit units="second" prefix="milli" />
  </units>
  <component name="A">
    <variable name="x" units="dimensionless" initial_value="0" />
    <variable name="y" units="m_per_s" />
    <math xmlns="http://www.w3.org/1998/Math/MathML">
      <apply>
        <eq/>
        <ci>y</ci>
        <apply>
          <divide />
          <piecewise>
            <piece>
              <cn cellml:units="meter">123</cn>
              <apply>
                <eq />
                <ci>x</ci>
                <cn cellml:units="dimensionless">0</cn>
              </apply>
            </piece>
            <piece>
              <cn cellml:units="mm">456</cn>
              <apply>
                <eq />
                <ci>x</ci>
                <cn cellml:units="dimensionless">1</cn>
              </apply>
            </piece>
            <otherwise>
              <cn cellml:units="meter">0</cn>
            </otherwise>
          </piecewise>
          <piecewise>
            <piece>
              <cn cellml:units="second">2</cn>
              <apply>
                <eq />
                <ci>x</ci>
                <cn cellml:units="dimensionless">0</cn>
              </apply>
            </piece>
            <piece>
              <cn cellml:units="ms">4</cn>
              <apply>
                <eq />
                <ci>x</ci>
                <cn cellml:units="dimensionless">1</cn>
              </apply>
            </piece>
            <otherwise>
              <cn cellml:units="second">0</cn>
            </otherwise>
          </piecewise>
        </apply>
      </apply>
    </math>
  </component>
</model>