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      <header alignment="Center" color="#a9a9a9">&amp;[DATE] &amp;[TIME] - &amp;[FILENAME]</header>
      <footer alignment="Center" color="#a9a9a9">&amp;[PAGENUM] / &amp;[COUNT]</footer>
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    <math evaluate="false">
      <input>
        <e type="operand">_V</e>
        <e type="operand">_NOT_ASSIGN_THIS_VAR</e>
        <e type="operator" args="2">:</e>
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    <math>
      <input>
        <e type="operand">F</e>
        <e type="operand">_V</e>
        <e type="function" args="2">Jac</e>
        <e type="operand">m</e>
        <e type="operand">F</e>
        <e type="function" preserve="true" args="1">length</e>
        <e type="operator" args="2">:</e>
        <e type="operand">n</e>
        <e type="operand">_V</e>
        <e type="function" preserve="true" args="1">length</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">A</e>
        <e type="operand">m</e>
        <e type="operand">n</e>
        <e type="function" preserve="true" args="2">matrix</e>
        <e type="operator" args="2">:</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operand">m</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">j</e>
        <e type="operand">1</e>
        <e type="operand">n</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">A</e>
        <e type="operand">i</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operand">F</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Ξ</e>
        <e type="operand">_V</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">:</e>
        <e type="operand">Ξ</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="2">diff</e>
        <e type="operator" args="2">:</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="operand">A</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">line</e>
        <e type="operator" args="2">:</e>
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  <region id="2" left="450" top="54" width="262" height="88" color="#000000" bgColor="#f0f0f0" fontSize="10">
    <math>
      <input>
        <e type="operand">n</e>
        <e type="operand">v</e>
        <e type="function" args="2">NameVec</e>
        <e type="operand">_V</e>
        <e type="operand">n</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">matrix</e>
        <e type="operator" args="2">:</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operand">n</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">_V</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">v</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">:</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="operand">_V</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="3" left="18" top="225" width="331" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="eng">
      <p>Jacobian of a function with a parameter</p>
    </text>
  </region>
  <region id="4" left="54" top="261" width="239" height="78" color="#000000" bgColor="#fcfeb8" fontSize="10">
    <math>
      <input>
        <e type="operand">X</e>
        <e type="operand">t</e>
        <e type="function" args="2">Φ</e>
        <e type="operand">5</e>
        <e type="operand">X</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">X</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="operand">X</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">X</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</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">t</e>
        <e type="operand">X</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">2</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
        <e type="operand">X</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">X</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="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="5" left="360" top="261" width="135" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="eng">
      <p>Φ:R^3-&gt;R^2 then</p>
    </text>
  </region>
  <region id="6" left="495" top="261" width="43" height="24" color="#000000" bgColor="#fcfeb8" fontSize="10">
    <math>
      <input>
        <e type="operand">n</e>
        <e type="operand">3</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="7" left="540" top="261" width="207" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="eng">
      <p>number of variables in X</p>
    </text>
  </region>
  <region id="8" left="360" top="297" width="137" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">V</e>
        <e type="operand">n</e>
        <e type="operand">X</e>
        <e type="function" args="2">NameVec</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="9" left="540" top="297" width="148" height="38" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">V</e>
        <e type="function" preserve="true" args="1">transpose</e>
      </input>
      <result action="symbolic">
        <e type="operand">X</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">X</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">X</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="5">mat</e>
      </result>
    </math>
  </region>
  <region id="10" left="54" top="360" width="78" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="eng">
      <p>Symbolic</p>
    </text>
  </region>
  <region id="11" left="252" top="360" width="192" height="28" color="#000000" bgColor="#ffffff" fontSize="10">
    <math optimize="0">
      <input>
        <e type="operand">X</e>
        <e type="operand">t</e>
        <e type="function" args="2">J</e>
        <e type="operand">X</e>
        <e type="operand">t</e>
        <e type="function" args="2">Φ</e>
        <e type="operand">V</e>
        <e type="function" args="2">Jac</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="12" left="252" top="405" width="329" height="62" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">X</e>
        <e type="operand">t</e>
        <e type="function" args="2">J</e>
      </input>
      <result action="symbolic">
        <e type="operand">X</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">5</e>
        <e type="operator" args="1">-</e>
        <e type="operand">2</e>
        <e type="operand">X</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="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">X</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">5</e>
        <e type="operator" args="1">-</e>
        <e type="operand">X</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="operand">0</e>
        <e type="operand">X</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">2</e>
        <e type="operand">X</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">t</e>
        <e type="operator" args="2">*</e>
        <e type="operand">X</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">2</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="8">mat</e>
      </result>
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  </region>
  <region id="13" left="54" top="486" width="70" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="eng">
      <p>Numeric</p>
    </text>
  </region>
  <region id="14" left="252" top="486" width="209" height="45" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="5">mat</e>
        <e type="function" preserve="true" args="1">transpose</e>
        <e type="operand">2</e>
        <e type="function" args="2">J</e>
      </input>
      <result action="numeric">
        <e type="operand">6</e>
        <e type="operator" args="1">-</e>
        <e type="operand">4</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0</e>
        <e type="operand">3</e>
        <e type="operand">8</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="8">mat</e>
      </result>
    </math>
  </region>
  <region id="15" left="504" top="486" width="254" height="40" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="eng">
      <p>Notice that for numerics must define a function like J</p>
    </text>
  </region>
  <region id="16" left="18" top="540" width="216" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="eng">
      <p>Jacobian of an expression</p>
    </text>
  </region>
  <region id="17" left="54" top="576" width="96" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">φ.X</e>
        <e type="operand">X</e>
        <e type="operand">t</e>
        <e type="function" args="2">Φ</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="18" left="252" top="576" width="355" height="62" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">φ.X</e>
        <e type="operand">V</e>
        <e type="function" args="2">Jac</e>
      </input>
      <result action="symbolic">
        <e type="operand">X</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">5</e>
        <e type="operator" args="1">-</e>
        <e type="operand">2</e>
        <e type="operand">X</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="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">X</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">5</e>
        <e type="operator" args="1">-</e>
        <e type="operand">X</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="operand">0</e>
        <e type="operand">X</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">2</e>
        <e type="operand">X</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">t</e>
        <e type="operator" args="2">*</e>
        <e type="operand">X</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">2</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="8">mat</e>
      </result>
    </math>
  </region>
  <region id="19" left="18" top="648" width="192" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="eng">
      <p>Jacobian of a function</p>
    </text>
  </region>
  <region id="20" left="54" top="693" width="116" height="32" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">X</e>
        <e type="function" args="1">F.X</e>
        <e type="operand">X</e>
        <e type="operand">2</e>
        <e type="function" args="2">Φ</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="21" left="252" top="693" width="375" height="62" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">X</e>
        <e type="function" args="1">F.X</e>
        <e type="operand">V</e>
        <e type="function" args="2">Jac</e>
      </input>
      <result action="symbolic">
        <e type="operand">X</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">5</e>
        <e type="operator" args="1">-</e>
        <e type="operand">2</e>
        <e type="operand">X</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="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">X</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">5</e>
        <e type="operator" args="1">-</e>
        <e type="operand">X</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="operand">0</e>
        <e type="operand">X</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">4</e>
        <e type="operand">X</e>
        <e type="operand">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">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">2</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="8">mat</e>
      </result>
    </math>
  </region>
  <region id="22" left="18" top="774" width="216" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="eng">
      <p>Jacobian of a function II</p>
    </text>
  </region>
  <region id="23" left="252" top="774" width="96" height="35" color="#000000" bgColor="#fcfeb8" fontSize="10">
    <math>
      <input>
        <e type="operand">v</e>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="operand">z</e>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="5">mat</e>
        <e type="function" preserve="true" args="1">transpose</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="24" left="54" top="828" width="155" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="operand">z</e>
        <e type="function" args="3">f</e>
        <e type="operand">v</e>
        <e type="operand">2</e>
        <e type="function" args="2">Φ</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="25" left="252" top="828" width="344" height="46" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="operand">z</e>
        <e type="function" args="3">f</e>
        <e type="operand">v</e>
        <e type="function" args="2">Jac</e>
      </input>
      <result action="symbolic">
        <e type="operand">y</e>
        <e type="operand">5</e>
        <e type="operator" args="1">-</e>
        <e type="operand">2</e>
        <e type="operand">x</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">x</e>
        <e type="operand">5</e>
        <e type="operator" args="1">-</e>
        <e type="operand">x</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">0</e>
        <e type="operand">z</e>
        <e type="operand">4</e>
        <e type="operand">y</e>
        <e type="operator" args="2">*</e>
        <e type="operand">x</e>
        <e type="operand">2</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="8">mat</e>
      </result>
    </math>
  </region>
  <region id="26" left="18" top="882" width="240" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="eng">
      <p>Jacobian of an expression II</p>
    </text>
  </region>
  <region id="27" left="54" top="918" width="87" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">φ</e>
        <e type="operand">v</e>
        <e type="operand">2</e>
        <e type="function" args="2">Φ</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="28" left="252" top="918" width="276" height="46" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">φ</e>
        <e type="operand">v</e>
        <e type="function" args="2">Jac</e>
      </input>
      <result action="symbolic">
        <e type="operand">y</e>
        <e type="operand">5</e>
        <e type="operator" args="1">-</e>
        <e type="operand">2</e>
        <e type="operand">x</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">x</e>
        <e type="operand">5</e>
        <e type="operator" args="1">-</e>
        <e type="operand">x</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">0</e>
        <e type="operand">z</e>
        <e type="operand">4</e>
        <e type="operand">y</e>
        <e type="operator" args="2">*</e>
        <e type="operand">x</e>
        <e type="operand">2</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="8">mat</e>
      </result>
    </math>
  </region>
  <region id="29" left="18" top="972" width="61" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">Alvaro</e>
      </input>
    </math>
  </region>
</regions>