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        <e type="operand">T.s</e>
        <e type="operand">2</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">-</e>
        <e type="operand">8567.5269</e>
        <e type="operand">T.s</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operand">757070.1</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operand">10</e>
        <e type="operand">5</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
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      <result action="numeric">
        <e type="operand">0.0086</e>
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    </math>
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  <region id="52" left="9" top="486" width="228" height="59" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">HR.sat</e>
        <e type="operand">0.62198</e>
        <e type="operand">P.s</e>
        <e type="operator" args="2">*</e>
        <e type="operand">P.atm</e>
        <e type="operand">P.s</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">:</e>
      </input>
      <result action="numeric">
        <e type="operand">0.0054</e>
      </result>
    </math>
  </region>
  <region id="53" left="270" top="495" width="212" height="36" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">VDP</e>
        <e type="operand">a.w</e>
        <e type="operand">RH</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operand">P.s</e>
        <e type="operator" args="2">*</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">:</e>
      </input>
      <result action="numeric">
        <e type="operand">0.0008</e>
      </result>
    </math>
  </region>
  <region id="54" left="0" top="549" width="436" height="68" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="13">
      <input>
        <e type="operand">p.CO2</e>
        <e type="operand">p.CO2ref</e>
        <e type="operand">π</e>
        <e type="operand">R.h</e>
        <e type="operand">2</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
        <e type="operand">D.ab</e>
        <e type="operator" args="2">*</e>
        <e type="operand">L.f</e>
        <e type="operand">R.h</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">/</e>
        <e type="operand">N.h</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">:</e>
      </input>
      <result action="numeric">
        <e type="operand">5.0630528334212</e>
        <e type="operand">10</e>
        <e type="operand">14</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
      </result>
    </math>
  </region>
  <region id="55" left="0" top="612" width="436" height="70" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="14">
      <input>
        <e type="operand">p.O2</e>
        <e type="operand">p.O2ref</e>
        <e type="operand">π</e>
        <e type="operand">R.h</e>
        <e type="operand">2</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
        <e type="operand">D.ab</e>
        <e type="operator" args="2">*</e>
        <e type="operand">L.f</e>
        <e type="operand">R.h</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">/</e>
        <e type="bracket">(</e>
        <e type="operand">N.h</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">:</e>
      </input>
      <result action="numeric">
        <e type="operand">4.06305283342123</e>
        <e type="operand">10</e>
        <e type="operand">14</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
      </result>
    </math>
  </region>
  <region id="56" left="9" top="729" width="549" height="85" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">r.CO2standard</e>
        <e type="operand">V.mCO2</e>
        <e type="operand">O.2o</e>
        <e type="operator" args="2">*</e>
        <e type="operand">K.mCO2</e>
        <e type="operand">1</e>
        <e type="operand">CO.2o</e>
        <e type="operand">K.iCO2</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operand">O.2o</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">/</e>
        <e type="operand">E.CO2</e>
        <e type="operand">R</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.s</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.ref</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="function" preserve="true" args="1">exp</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
      </input>
      <result action="numeric">
        <e type="operand">14.9886</e>
      </result>
    </math>
  </region>
  <region id="57" left="18" top="819" width="93" height="32" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">k.sref</e>
        <e type="operand">0.6</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="58" left="117" top="819" width="43" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">N</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="59" left="180" top="819" width="76" height="32" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">N.max</e>
        <e type="operand">10</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="60" left="153" top="828" width="20" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">n</e>
      </input>
    </math>
  </region>
  <region id="61" left="36" top="909" width="204" height="57" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">Rel.MR</e>
        <e type="operand">r.CO2</e>
        <e type="operand">r.CO2standard</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">:</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
      </result>
    </math>
  </region>
  <region id="62" left="45" top="990" width="278" height="59" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">y5</e>
        <e type="operand">Rel.MR</e>
        <e type="operand">k.sref</e>
        <e type="operator" args="2">*</e>
        <e type="operand">N</e>
        <e type="operator" args="2">*</e>
        <e type="operand">N.max</e>
        <e type="operand">N</e>
        <e type="operator" args="2">-</e>
        <e type="operand">N.max</e>
        <e type="operator" args="2">/</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
      </input>
      <result action="numeric">
        <e type="operand">0.54</e>
      </result>
    </math>
  </region>
  <region id="63" left="54" top="1098" width="553" height="670" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">t</e>
        <e type="operand">U</e>
        <e type="function" args="2">D</e>
        <e type="operand">r.O2</e>
        <e type="operand">V.mO2</e>
        <e type="operand">U</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">K.mO2</e>
        <e type="operand">1</e>
        <e type="operand">U</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">K.iO2</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operand">U</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">/</e>
        <e type="operand">E.O2</e>
        <e type="operand">R</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.s</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.ref</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="function" preserve="true" args="1">exp</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
        <e type="operand">r.CO2</e>
        <e type="operand">V.mCO2</e>
        <e type="operand">U</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">K.mCO2</e>
        <e type="operand">1</e>
        <e type="operand">U</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">K.iCO2</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operand">U</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">/</e>
        <e type="operand">E.CO2</e>
        <e type="operand">R</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.s</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.ref</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="function" preserve="true" args="1">exp</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
        <e type="operand">y1</e>
        <e type="operand">A.p</e>
        <e type="operand">p.O2</e>
        <e type="operator" args="2">*</e>
        <e type="operand">P.atm</e>
        <e type="operator" args="2">*</e>
        <e type="operand">L.f</e>
        <e type="operator" args="2">/</e>
        <e type="operand">0.01</e>
        <e type="operand">O.2o</e>
        <e type="operand">U</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">W.s</e>
        <e type="operand">r.O2</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operand">V.f</e>
        <e type="operator" args="2">/</e>
        <e type="operand">100</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
        <e type="operand">y2</e>
        <e type="operand">A.p</e>
        <e type="operand">p.CO2</e>
        <e type="operator" args="2">*</e>
        <e type="operand">P.atm</e>
        <e type="operator" args="2">*</e>
        <e type="operand">L.f</e>
        <e type="operator" args="2">/</e>
        <e type="operand">0.01</e>
        <e type="operand">CO.2o</e>
        <e type="operand">U</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">W.s</e>
        <e type="operand">r.CO2</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operand">V.f</e>
        <e type="operator" args="2">/</e>
        <e type="operand">100</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
        <e type="operand">y4</e>
        <e type="operand">p.H2Oref</e>
        <e type="operand">A.p</e>
        <e type="operator" args="2">*</e>
        <e type="operand">P.i</e>
        <e type="operand">P.o</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">L.f</e>
        <e type="operator" args="2">/</e>
        <e type="bracket">(</e>
        <e type="operand">0.018</e>
        <e type="operand">P.atm</e>
        <e type="operator" args="2">*</e>
        <e type="operand">R</e>
        <e type="operand">T.s</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">/</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">:</e>
        <e type="operand">Rel.MR</e>
        <e type="operand">r.CO2</e>
        <e type="operand">r.CO2standard</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">:</e>
        <e type="operand">y5</e>
        <e type="operand">Rel.MR</e>
        <e type="operand">k.sref</e>
        <e type="operator" args="2">*</e>
        <e type="operand">U</e>
        <e type="operand">7</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">N.max</e>
        <e type="operand">U</e>
        <e type="operand">7</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">-</e>
        <e type="operand">N.max</e>
        <e type="operator" args="2">/</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
        <e type="operand">U</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">y4</e>
        <e type="operand">HR.sat</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">:</e>
        <e type="operand">U</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">a.w</e>
        <e type="operand">U</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operand">P.s</e>
        <e type="operator" args="2">*</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">:</e>
        <e type="operand">U</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">U</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">K.t</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
        <e type="operand">U</e>
        <e type="operand">6</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">U</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">A.c</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
        <e type="operand">y3</e>
        <e type="operand">U</e>
        <e type="operand">6</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">M.c</e>
        <e type="operand">r.CO2</e>
        <e type="operator" args="2">*</e>
        <e type="operand">W.s</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">:</e>
        <e type="operand">y1</e>
        <e type="operand">y2</e>
        <e type="operand">y3</e>
        <e type="operand">y4</e>
        <e type="operand">y5</e>
        <e type="operand">U</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">U</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">U</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">U</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">U</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">U</e>
        <e type="operand">6</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">U</e>
        <e type="operand">7</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" preserve="true" args="12">stack</e>
        <e type="operand">13</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="15">line</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="64" left="639" top="1215" width="52" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="ita">
      <p fontName="Arial">y1 O2</p>
    </text>
  </region>
  <region id="65" left="639" top="1233" width="62" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="ita">
      <p fontName="Arial">y2 CO2</p>
    </text>
  </region>
  <region id="66" left="639" top="1251" width="50" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="ita">
      <p fontName="Arial">y3 Wl</p>
    </text>
  </region>
  <region id="67" left="639" top="1269" width="54" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="ita">
      <p fontName="Arial">y4 HR</p>
    </text>
  </region>
  <region id="68" left="639" top="1305" width="61" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">vector</e>
      </input>
    </math>
  </region>
  <region id="69" left="639" top="1323" width="52" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="ita">
      <p fontName="Arial">y1 O2</p>
    </text>
  </region>
  <region id="70" left="639" top="1341" width="62" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="ita">
      <p fontName="Arial">y2 CO2</p>
    </text>
  </region>
  <region id="71" left="639" top="1359" width="55" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="ita">
      <p fontName="Arial">y3 mw</p>
    </text>
  </region>
  <region id="72" left="639" top="1377" width="54" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="ita">
      <p fontName="Arial">y4 RH</p>
    </text>
  </region>
  <region id="73" left="639" top="1395" width="62" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="ita">
      <p fontName="Arial">y5 VDP</p>
    </text>
  </region>
  <region id="74" left="639" top="1413" width="42" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="ita">
      <p fontName="Arial">y6 tr</p>
    </text>
  </region>
  <region id="75" left="639" top="1431" width="44" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="ita">
      <p fontName="Arial">y7 N</p>
    </text>
  </region>
  <region id="76" left="36" top="1791" width="68" height="32" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">t.min</e>
        <e type="operand">0</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="77" left="126" top="1791" width="85" height="32" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">t.max</e>
        <e type="operand">200</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="78" left="243" top="1791" width="60" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">N</e>
        <e type="operand">300</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="79" left="36" top="1818" width="113" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">AbsTol</e>
        <e type="operand">10</e>
        <e type="operand">4</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="80" left="180" top="1818" width="113" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">RelTol</e>
        <e type="operand">10</e>
        <e type="operand">4</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="81" left="36" top="1863" width="501" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">y</e>
        <e type="operand">21</e>
        <e type="operand">0.03</e>
        <e type="operand">0</e>
        <e type="operand">0.5</e>
        <e type="operand">14</e>
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">0.5</e>
        <e type="operand">0.0008</e>
        <e type="operand">0.03</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="12">stack</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="82" left="36" top="1899" width="280" height="34" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">res</e>
        <e type="operand">y</e>
        <e type="operand">t.min</e>
        <e type="operand">t.max</e>
        <e type="operand">N</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="operand">D</e>
        <e type="function" args="5">lsoda</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="83" left="18" top="1944" width="137" height="53" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">p1</e>
        <e type="operand">res</e>
        <e type="operand">1</e>
        <e type="operand">N</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="84" left="198" top="1944" width="137" height="53" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">p2</e>
        <e type="operand">res</e>
        <e type="operand">1</e>
        <e type="operand">N</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="85" left="369" top="1944" width="137" height="53" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">p3</e>
        <e type="operand">res</e>
        <e type="operand">1</e>
        <e type="operand">N</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">1</e>
        <e type="operand">4</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="86" left="549" top="1944" width="137" height="53" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">p4</e>
        <e type="operand">res</e>
        <e type="operand">1</e>
        <e type="operand">N</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">1</e>
        <e type="operand">5</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="87" left="18" top="1998" width="137" height="53" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">p5</e>
        <e type="operand">res</e>
        <e type="operand">1</e>
        <e type="operand">N</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">1</e>
        <e type="operand">6</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="88" top="2124" color="#000000" bgColor="#ffffff">
    <area single="true" collapsed="true" />
  </region>
  <region id="89" left="9" top="2169" width="426" height="323" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">t</e>
        <e type="operand">U</e>
        <e type="function" args="2">D</e>
        <e type="operand">V.mO2</e>
        <e type="operand">U</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">K.mO2</e>
        <e type="operand">1</e>
        <e type="operand">U</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">K.iO2</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operand">U</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">/</e>
        <e type="operand">E.O2</e>
        <e type="operand">R</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.s</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.ref</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="function" preserve="true" args="1">exp</e>
        <e type="operator" args="2">*</e>
        <e type="operand">V.mCO2</e>
        <e type="operand">U</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">K.mCO2</e>
        <e type="operand">1</e>
        <e type="operand">U</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">K.iCO2</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operand">U</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">/</e>
        <e type="operand">E.CO2</e>
        <e type="operand">R</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.s</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.ref</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="function" preserve="true" args="1">exp</e>
        <e type="operator" args="2">*</e>
        <e type="operand">A.p</e>
        <e type="operand">p.O2</e>
        <e type="operator" args="2">*</e>
        <e type="operand">P.atm</e>
        <e type="operator" args="2">*</e>
        <e type="operand">L.f</e>
        <e type="operator" args="2">/</e>
        <e type="operand">0.01</e>
        <e type="operand">O.2o</e>
        <e type="operand">U</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">W.s</e>
        <e type="operand">r.O2</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operand">V.f</e>
        <e type="operator" args="2">/</e>
        <e type="operand">A.p</e>
        <e type="operand">p.CO2</e>
        <e type="operator" args="2">*</e>
        <e type="operand">P.atm</e>
        <e type="operator" args="2">*</e>
        <e type="operand">L.f</e>
        <e type="operator" args="2">/</e>
        <e type="operand">0.01</e>
        <e type="operand">CO.2o</e>
        <e type="operand">U</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">W.s</e>
        <e type="operand">r.CO2</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operand">V.f</e>
        <e type="operator" args="2">/</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="90" left="450" top="2169" width="171" height="36" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">IC</e>
        <e type="operand">21</e>
        <e type="operand">0.03</e>
        <e type="operand">0</e>
        <e type="operand">0.5</e>
        <e type="operand">1</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="6">mat</e>
        <e type="function" preserve="true" args="1">transpose</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="91" left="621" top="2169" width="135" height="36" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">β</e>
        <e type="operand">4</e>
        <e type="operand">10</e>
        <e type="operand">25</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
        <e type="operand">α</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="4">mat</e>
      </input>
    </math>
  </region>
  <region id="92" left="396" top="2223" width="345" height="28" color="#ffff00" bgColor="#010101" fontSize="10">
    <math>
      <input>
        <e type="operand">sol</e>
        <e type="operand">IC</e>
        <e type="operand">0</e>
        <e type="operand">100</e>
        <e type="operand">100</e>
        <e type="operand">t</e>
        <e type="operand">U</e>
        <e type="function" args="2">D</e>
        <e type="function" preserve="true" args="5">dn_GearsBDF</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="93" left="441" top="2250" width="297" height="89" color="#000000" bgColor="#ffffff" fontSize="8">
    <math>
      <input>
        <e type="operand">plot</e>
        <e type="operand">sol</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operand">sol</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operand">sol</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operand">sol</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operand">sol</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operand">β</e>
        <e type="operand">sol</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operand">sol</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operand">α</e>
        <e type="operand">sol</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">sys</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="94" left="432" top="2340" width="313" height="242" color="#000000" bgColor="#ffffff" fontSize="10">
    <plot type="2d" render="lines" scale_x="0.0182418729379604" scale_y="0.293619980550439" scale_z="0.0541265551684801" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-110" transpose_y="3" transpose_z="0">
      <input>
        <e type="operand">plot</e>
      </input>
    </plot>
  </region>
  <region id="95" left="27" top="2511" width="239" height="57" color="#000000" bgColor="#ffe1e1" fontSize="10">
    <math>
      <input>
        <e type="operand">A.p</e>
        <e type="operand">p.CO2</e>
        <e type="operator" args="2">*</e>
        <e type="operand">P.atm</e>
        <e type="operator" args="2">*</e>
        <e type="operand">L.f</e>
        <e type="operator" args="2">/</e>
      </input>
      <result action="numeric">
        <e type="operand">2.2531</e>
        <e type="operand">10</e>
        <e type="operand">23</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
      </result>
    </math>
  </region>
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    <plot type="2d" render="lines" scale_x="4.05317972153584" scale_y="0.108324799240197" scale_z="0.439059879619809" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="0" transpose_y="0" transpose_z="0">
      <input>
        <e type="operand">sol</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operand">α</e>
        <e type="operand">sol</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="function" preserve="true" args="2">augment</e>
      </input>
    </plot>
  </region>
  <region id="97" top="2772" color="#000000" bgColor="#010101">
    <area single="true" collapsed="true" />
  </region>
  <region id="98" left="18" top="2808" width="509" height="285" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
    <math optimize="2" decimalPlaces="6">
      <description active="true" position="Top" lang="eng">
        <p>commutative rkf4 algo "f" ... f(x,y) ... f(y,x)</p>
      </description>
      <input>
        <e type="operand">y0</e>
        <e type="operand">x0</e>
        <e type="operand">x1</e>
        <e type="operand">n</e>
        <e type="operand">f</e>
        <e type="function" args="5">rkf4</e>
        <e type="operand">X</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">x0</e>
        <e type="operator" args="2">:</e>
        <e type="operand">Y</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">y0</e>
        <e type="operator" args="2">:</e>
        <e type="operand">Δ</e>
        <e type="operand">x1</e>
        <e type="operand">x0</e>
        <e type="operator" args="2">-</e>
        <e type="operand">n</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">:</e>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="5">mat</e>
        <e type="operand">i</e>
        <e type="operand">2</e>
        <e type="operand">n</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">k1</e>
        <e type="operand">X</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="2">f</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operator" args="2">:</e>
        <e type="operand">k2</e>
        <e type="operand">X</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Δ</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">+</e>
        <e type="operand">Y</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">k1</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="operand">Δ</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="function" args="2">f</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operator" args="2">:</e>
        <e type="operand">k3</e>
        <e type="operand">X</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Δ</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">+</e>
        <e type="operand">Y</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">k2</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="operand">Δ</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="function" args="2">f</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operator" args="2">:</e>
        <e type="operand">k4</e>
        <e type="operand">X</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Δ</e>
        <e type="operator" args="2">+</e>
        <e type="operand">Y</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">k3</e>
        <e type="operand">Δ</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="function" args="2">f</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operator" args="2">:</e>
        <e type="operand">Y</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">k1</e>
        <e type="operand">2</e>
        <e type="operand">k2</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operand">2</e>
        <e type="operand">k3</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operand">k4</e>
        <e type="operator" args="2">+</e>
        <e type="operand">6</e>
        <e type="operator" args="2">/</e>
        <e type="operand">Δ</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">:</e>
        <e type="operand">X</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">X</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Δ</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">:</e>
        <e type="operand">6</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="8">line</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="operand">X</e>
        <e type="operand">Y</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">line</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="99" left="18" top="3123" width="378" height="77" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="function" args="2">f</e>
        <e type="operand">V.mO2</e>
        <e type="operand">x</e>
        <e type="operator" args="2">*</e>
        <e type="operand">K.mO2</e>
        <e type="operand">1</e>
        <e type="operand">y</e>
        <e type="operand">K.iO2</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operand">x</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">/</e>
        <e type="operand">E.O2</e>
        <e type="operand">R</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.s</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.ref</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="function" preserve="true" args="1">exp</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="100" left="18" top="3204" width="259" height="26" color="#000000" bgColor="#e1ff80" fontSize="10">
    <math decimalPlaces="6">
      <input>
        <e type="operand">rkf_1</e>
        <e type="operand">21</e>
        <e type="operand">0</e>
        <e type="operand">100</e>
        <e type="operand">100</e>
        <e type="operand">f</e>
        <e type="function" args="5">rkf4</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="101" left="18" top="3240" width="402" height="77" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="function" args="2">f</e>
        <e type="operand">V.mCO2</e>
        <e type="operand">x</e>
        <e type="operator" args="2">*</e>
        <e type="operand">K.mCO2</e>
        <e type="operand">1</e>
        <e type="operand">y</e>
        <e type="operand">K.iCO2</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operand">x</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">/</e>
        <e type="operand">E.CO2</e>
        <e type="operand">R</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.s</e>
        <e type="operator" args="2">/</e>
        <e type="operand">1</e>
        <e type="operand">T.ref</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="function" preserve="true" args="1">exp</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="102" left="18" top="3330" width="284" height="26" color="#000000" bgColor="#e1ff80" fontSize="10">
    <math decimalPlaces="6">
      <input>
        <e type="operand">rkf_2</e>
        <e type="operand">0.03</e>
        <e type="operand">0</e>
        <e type="operand">100</e>
        <e type="operand">1000</e>
        <e type="operand">f</e>
        <e type="function" args="5">rkf4</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="103" left="9" top="3366" width="250" height="158" color="#000000" bgColor="#ffffff" fontSize="10">
    <plot type="2d" render="lines" scale_x="0.0171743612589851" scale_y="0.191839516612374" scale_z="0.186079154006624" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-86" transpose_y="-48" transpose_z="0">
      <description active="true" position="Top" lang="eng">
        <p>integral curve of </p>
      </description>
      <input>
        <e type="operand">rkf_1</e>
        <e type="operand">rkf_2</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">sys</e>
      </input>
    </plot>
  </region>
  <region id="104" left="288" top="3393" width="163" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <description active="true" position="Top" lang="eng">
        <p>both sanity checkedMathcad, Mathematica</p>
      </description>
      <input>
        <e type="operand">2</e>
        <e type="operand">x</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="operand">y</e>
        <e type="operator" args="2">-</e>
        <e type="operand">#</e>
        <e type="operand">1</e>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">nthroot</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">-</e>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="5">mat</e>
      </input>
    </math>
  </region>
  <region id="105" left="288" top="3474" width="211" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">y0</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
        <e type="operand">x0</e>
        <e type="operand">0</e>
        <e type="operator" args="2">:</e>
        <e type="operand">x1</e>
        <e type="operand">5</e>
        <e type="operator" args="2">:</e>
        <e type="operand">n</e>
        <e type="operand">400</e>
        <e type="operator" args="2">:</e>
        <e type="operand">1</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="6">mat</e>
      </input>
    </math>
  </region>
  <region id="106" left="288" top="3510" width="143" height="31" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="function" args="2">f</e>
        <e type="operand">1</e>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">nthroot</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">-</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="107" left="288" top="3546" width="225" height="26" color="#000000" bgColor="#e1ff80" fontSize="10">
    <math decimalPlaces="6">
      <input>
        <e type="operand">rkf</e>
        <e type="operand">y0</e>
        <e type="operand">x0</e>
        <e type="operand">x1</e>
        <e type="operand">n</e>
        <e type="operand">f</e>
        <e type="function" args="5">rkf4</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="108" left="288" top="3582" width="250" height="158" color="#000000" bgColor="#ffffff" fontSize="10">
    <plot type="2d" render="lines" scale_x="3.70264958277394" scale_y="4.59497298635722" scale_z="17.0135748107931" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-80" transpose_y="1" transpose_z="0">
      <description active="true" position="Top" lang="eng">
        <p>integral curve of </p>
      </description>
      <input>
        <e type="operand">rkf</e>
        <e type="operand">2</e>
        <e type="operand">1.5</e>
        <e type="operand">2</e>
        <e type="operand">0.5</e>
        <e type="operand">2</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="6">mat</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">sys</e>
      </input>
    </plot>
  </region>
  <region id="109" left="936" top="3591" width="76" height="30" color="#000000" bgColor="#ffe1e1" fontSize="10">
    <math>
      <input>
        <e type="operand">1</e>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">nthroot</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">-</e>
      </input>
    </math>
  </region>
  <region id="110" top="3843" color="#ff0000" bgColor="#ffffff">
    <area collapsed="true">
      <title lang="eng">
        <p>     Finite differences ... ∫rkf     </p>
      </title>
    </area>
    <region id="111" left="36" top="3879" width="377" height="178" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
      <math optimize="2">
        <input>
          <e type="operand">data</e>
          <e type="function" args="1">∫</e>
          <e type="operand" style="string">Finite diff's Cumul Integration</e>
          <e type="operand">vx</e>
          <e type="operand">data</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="2">col</e>
          <e type="operator" args="2">:</e>
          <e type="operand">vy</e>
          <e type="operand">data</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="2">col</e>
          <e type="operator" args="2">:</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="4">mat</e>
          <e type="operand">Y</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">0</e>
          <e type="operator" args="2">:</e>
          <e type="operand">i</e>
          <e type="operand">2</e>
          <e type="operand">vx</e>
          <e type="function" preserve="true" args="1">rows</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operand">Δx</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">vx</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">vx</e>
          <e type="operand">i</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">-</e>
          <e type="operator" args="2">:</e>
          <e type="operand">Y</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">Y</e>
          <e type="operand">i</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="operand">vy</e>
          <e type="operand">i</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">vy</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">+</e>
          <e type="bracket">(</e>
          <e type="operand">Δx</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">*</e>
          <e type="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operator" args="2">:</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="4">line</e>
          <e type="function" preserve="true" args="3">for</e>
          <e type="operand">vx</e>
          <e type="operand">Y</e>
          <e type="function" preserve="true" args="2">augment</e>
          <e type="operand">5</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="7">line</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="112" left="36" top="4059" width="427" height="267" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
      <math optimize="2">
        <input>
          <e type="operand">data</e>
          <e type="function" args="1">Deriv</e>
          <e type="operand" style="string">data Derivative BackSubstitution </e>
          <e type="operand">X</e>
          <e type="operand">data</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="2">col</e>
          <e type="operator" args="2">:</e>
          <e type="operand">Y</e>
          <e type="operand">data</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="2">col</e>
          <e type="operator" args="2">:</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="4">mat</e>
          <e type="operand">n</e>
          <e type="operand">X</e>
          <e type="function" preserve="true" args="1">rows</e>
          <e type="operator" args="2">:</e>
          <e type="operand">deriv</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">0</e>
          <e type="operator" args="2">:</e>
          <e type="operand">deriv</e>
          <e type="operand">n</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">0</e>
          <e type="operator" args="2">:</e>
          <e type="operand">i</e>
          <e type="operand">2</e>
          <e type="operand">n</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="bracket">(</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operand">deriv</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">0.5</e>
          <e type="operand">Y</e>
          <e type="operand">i</e>
          <e type="operand">1</e>
          <e type="operator" args="2">+</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">Y</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">-</e>
          <e type="operand">X</e>
          <e type="operand">i</e>
          <e type="operand">1</e>
          <e type="operator" args="2">+</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">X</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">-</e>
          <e type="operator" args="2">/</e>
          <e type="operand">Y</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">Y</e>
          <e type="operand">i</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">-</e>
          <e type="operand">X</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">X</e>
          <e type="operand">i</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">-</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="2">+</e>
          <e type="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
          <e type="function" preserve="true" args="3">for</e>
          <e type="operand">deriv</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">deriv</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">:</e>
          <e type="operand">deriv</e>
          <e type="operand">n</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">deriv</e>
          <e type="operand">deriv</e>
          <e type="function" preserve="true" args="1">rows</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">:</e>
          <e type="operand">X</e>
          <e type="operand">5</e>
          <e type="operand">deriv</e>
          <e type="operator" args="2">*</e>
          <e type="function" preserve="true" args="2">augment</e>
          <e type="operand">9</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="11">line</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="113" top="4329" color="#000000" bgColor="#ffffff">
      <area terminator="true" />
    </region>
  </region>
  <region id="114" left="423" top="4365" width="308" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">y0</e>
        <e type="operand">1.25</e>
        <e type="operator" args="2">:</e>
        <e type="operand">x0</e>
        <e type="operand">0</e>
        <e type="operator" args="2">:</e>
        <e type="operand">x1</e>
        <e type="operand">10</e>
        <e type="operator" args="2">:</e>
        <e type="operand">n</e>
        <e type="operand">200</e>
        <e type="operator" args="2">:</e>
        <e type="operand">k</e>
        <e type="operand">0.75</e>
        <e type="operator" args="2">:</e>
        <e type="operand">1</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="7">mat</e>
      </input>
    </math>
  </region>
  <region id="115" left="135" top="4374" width="260" height="71" border="true" color="#000000" bgColor="#ffffe1">
    <writer lang="eng"><![CDATA[<span style="font-family: 'Arial'; font-size: 10pt; font-weight: normal; font-style: normal; color: Black; background-color: Transparent; text-align: left; line-height: 115%">
<div><span style="font-family: 'Times New Roman'"><span style="font-size: 14pt"><strong><span style="color: Blue">Cauchy DE</span></strong></span></span></div>
<div><span style="font-family: 'Times New Roman'"><span style="font-size: 11pt">This example seems to work as given.</span></span></div>
<div><span style="font-family: 'Times New Roman'"><span style="font-size: 11pt">It goes in pairs [k &amp; y0] ... experiment ...</span></span></div></span>]]></writer>
  </region>
  <region id="116" left="423" top="4392" width="283" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">y0</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
        <e type="operand">x0</e>
        <e type="operand">0</e>
        <e type="operator" args="2">:</e>
        <e type="operand">x1</e>
        <e type="operand">16</e>
        <e type="operator" args="2">:</e>
        <e type="operand">n</e>
        <e type="operand">200</e>
        <e type="operator" args="2">:</e>
        <e type="operand">k</e>
        <e type="operand">0.75</e>
        <e type="operator" args="2">:</e>
        <e type="operand">1</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="7">mat</e>
      </input>
    </math>
  </region>
  <region id="117" left="423" top="4419" width="291" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
    <math evaluate="false">
      <input>
        <e type="operand">y0</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
        <e type="operand">x0</e>
        <e type="operand">0</e>
        <e type="operator" args="2">:</e>
        <e type="operand">x1</e>
        <e type="operand">4</e>
        <e type="operator" args="2">:</e>
        <e type="operand">n</e>
        <e type="operand">200</e>
        <e type="operator" args="2">:</e>
        <e type="operand">k</e>
        <e type="operand">0.0001</e>
        <e type="operator" args="2">:</e>
        <e type="operand">1</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="7">mat</e>
      </input>
    </math>
  </region>
  <region id="118" left="423" top="4446" width="174" height="43" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="function" args="2">f</e>
        <e type="operand">x</e>
        <e type="operand">1</e>
        <e type="operator" args="1">-</e>
        <e type="operand">k</e>
        <e type="operand">y</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">y</e>
        <e type="operator" args="2">*</e>
        <e type="operand">x1</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="119" left="423" top="4491" width="225" height="26" color="#000000" bgColor="#e1ff80" fontSize="10">
    <math decimalPlaces="6">
      <input>
        <e type="operand">rkf</e>
        <e type="operand">y0</e>
        <e type="operand">x0</e>
        <e type="operand">x1</e>
        <e type="operand">n</e>
        <e type="operand">f</e>
        <e type="function" args="5">rkf4</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="120" left="198" top="4536" width="81" height="63" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <description active="true" position="Right" lang="eng">
        <p>zoom blue tracezoom red traceshrink/expand</p>
      </description>
      <input>
        <e type="operand">blue</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
        <e type="operand">red</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
        <e type="operand">x1</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">sys</e>
      </input>
    </math>
  </region>
  <region id="121" left="423" top="4536" width="240" height="158" color="#000000" bgColor="#ffffff" fontSize="10">
    <plot type="2d" render="points" scale_x="5.1397966287938" scale_y="1.17938189986211" scale_z="8.65629576454378" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-71" transpose_y="1" transpose_z="0">
      <input>
        <e type="operand">blue</e>
        <e type="operand">rkf</e>
        <e type="operator" args="2">*</e>
        <e type="operand">red</e>
        <e type="operand">rkf</e>
        <e type="function" args="1">Deriv</e>
        <e type="operator" args="2">*</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">sys</e>
      </input>
    </plot>
  </region>
  <region id="122" left="171" top="4608" width="240" height="158" color="#000000" bgColor="#ffffff" fontSize="10">
    <plot type="2d" render="lines" scale_x="0.899532851536701" scale_y="1.17938189986211" scale_z="1.51496702597209" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-71" transpose_y="1" transpose_z="0">
      <input>
        <e type="operand">rkf</e>
        <e type="function" args="1">∫</e>
        <e type="operand">rkf</e>
        <e type="function" args="1">Deriv</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">sys</e>
      </input>
    </plot>
  </region>
</regions>