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      <p>COMMENTS:1. Plot first the system to enable the bracketing.2. Sometimes, "solve" is hard to refine ....=&gt;  get higher accuracy from "RootDichotomy"</p>
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        <e type="function" preserve="true" args="5">mat</e>
      </result>
    </math>
  </region>
  <region id="18" left="450" top="1026" width="189" height="41" border="true" color="#000000" bgColor="#e1ff80" fontSize="10">
    <math decimalPlaces="3">
      <description active="true" position="Right" lang="eng">
        <p>sanity check</p>
      </description>
      <input>
        <e type="operand">solΓ</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="1">Φ</e>
      </input>
      <result action="numeric">
        <e type="operand">3.321</e>
        <e type="operand">10</e>
        <e type="operand">8</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
      </result>
    </math>
  </region>
  <region id="19" left="333" top="1089" width="106" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="3">
      <input>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="1">Gamma</e>
      </input>
      <result action="numeric">
        <e type="operand">2</e>
      </result>
    </math>
  </region>
  <region id="20" left="27" top="1116" width="458" height="28" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="15" trailingZeros="true">
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">Γ</e>
        <e type="operand">x</e>
        <e type="function" args="1">g</e>
        <e type="operator" args="2">-</e>
        <e type="operand">0</e>
        <e type="operator" args="2">≡</e>
        <e type="operand">x</e>
        <e type="operand">2.875</e>
        <e type="operand">3.125</e>
        <e type="function" preserve="true" args="4">solve</e>
      </input>
      <result action="numeric">
        <e type="operand">3.000002655639990</e>
      </result>
    </math>
  </region>
  <region id="21" left="36" top="1179" width="299" height="73" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="3">
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">Γ</e>
        <e type="operand">2</e>
        <e type="operand">π</e>
        <e type="operator" args="2">*</e>
        <e type="operand">x</e>
        <e type="operator" args="2">/</e>
        <e type="function" preserve="true" args="1">sqrt</e>
        <e type="operand">1</e>
        <e type="operand">e</e>
        <e type="operator" args="2">/</e>
        <e type="operand">x</e>
        <e type="operand">1</e>
        <e type="operand">12</e>
        <e type="operand">x</e>
        <e type="operator" args="2">*</e>
        <e type="operand">1</e>
        <e type="operand">10</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="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="operand">x</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="22" left="36" top="1251" width="141" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="6">
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">q</e>
        <e type="operand">0.25</e>
        <e type="operand">0.5</e>
        <e type="operand">x</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="23" left="36" top="1278" width="83" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="6">
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">f</e>
        <e type="operand">x</e>
        <e type="function" args="1">Γ</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="24" left="27" top="1323" width="412" height="260" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
    <math decimalPlaces="6">
      <description active="true" position="Top" lang="eng">
        <p>Newton-Raphson looks like a curiosityrather disastrous in this example.</p>
      </description>
      <input>
        <e type="operand">f</e>
        <e type="operand">q</e>
        <e type="operand">init</e>
        <e type="operand">ε</e>
        <e type="function" args="4">Zero</e>
        <e type="operand" style="string">Newton-Raphson</e>
        <e type="operand">i</e>
        <e type="operand">1</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">init</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="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="function" preserve="true" args="2">el</e>
        <e type="function" args="1">f</e>
        <e type="operand">x</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="1">q</e>
        <e type="operand">10</e>
        <e type="operand">12</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>
        <e type="operator" args="2">-</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="function" preserve="true" args="1">abs</e>
        <e type="operand">ε</e>
        <e type="operator" args="2">&gt;</e>
        <e type="operand">i</e>
        <e type="operand">i</e>
        <e type="operand">1</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="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="operand">x</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="1">f</e>
        <e type="operand">x</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="1">q</e>
        <e type="operand">10</e>
        <e type="operand">12</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>
        <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="2">while</e>
        <e type="operand">x</e>
        <e type="operand">6</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="8">line</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="25" left="450" top="1368" width="93" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="3">
      <input>
        <e type="operand">init</e>
        <e type="operand">2.78</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="26" left="450" top="1395" width="239" height="35" color="#000000" bgColor="#ffffff" fontSize="10">
    <math optimize="2" decimalPlaces="6">
      <input>
        <e type="operand">zero</e>
        <e type="operand">f</e>
        <e type="operand">q</e>
        <e type="operand">init</e>
        <e type="operand">10</e>
        <e type="operand">9</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
        <e type="function" args="4">Zero</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="27" left="450" top="1476" width="224" height="117" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="3">
      <input>
        <e type="operand">zero</e>
      </input>
      <result action="numeric">
        <e type="operand">2.78</e>
        <e type="operand">1.775</e>
        <e type="operand">0.962</e>
        <e type="operand">0.439</e>
        <e type="operator" args="1">-</e>
        <e type="operand">229.777</e>
        <e type="operator" args="1">-</e>
        <e type="operand">44.656</e>
        <e type="operand">i</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">-</e>
        <e type="operand">229.777</e>
        <e type="operator" args="1">-</e>
        <e type="operand">44.656</e>
        <e type="operand">i</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">mat</e>
      </result>
    </math>
  </region>
  <region id="28" left="27" top="1638" width="370" height="53" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="3">
      <input>
        <e type="operand">sol</e>
        <e type="operand">x</e>
        <e type="function" args="1">f</e>
        <e type="operand">x</e>
        <e type="function" args="1">q</e>
        <e type="operator" args="2">-</e>
        <e type="operand">0</e>
        <e type="operator" args="2">≡</e>
        <e type="operand">x</e>
        <e type="operand">1</e>
        <e type="operand">1.6</e>
        <e type="function" preserve="true" args="4">solve</e>
        <e type="operand">x</e>
        <e type="function" args="1">f</e>
        <e type="operand">x</e>
        <e type="function" args="1">q</e>
        <e type="operator" args="2">-</e>
        <e type="operand">0</e>
        <e type="operator" args="2">≡</e>
        <e type="operand">x</e>
        <e type="operand">2.5</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="4">solve</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>
      <result action="numeric">
        <e type="operand">1.296</e>
        <e type="operand">2.77</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
      </result>
    </math>
  </region>
  <region id="29" left="27" top="1710" width="339" height="158" color="#000000" bgColor="#ffffff" fontSize="10">
    <plot type="2d" render="lines" scale_x="6.11590904484146" scale_y="6.52768647333069" scale_z="39.9227367441324" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-121" transpose_y="-86" transpose_z="0">
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">f</e>
        <e type="operand">x</e>
        <e type="function" args="1">q</e>
        <e type="operand">sol</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">sol</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="1">f</e>
        <e type="operand" style="string">+</e>
        <e type="operand">20</e>
        <e type="operand" style="string">black</e>
        <e type="operand">1</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="7">mat</e>
        <e type="operand">sol</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">sol</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="1">f</e>
        <e type="operand" style="string">+</e>
        <e type="operand">20</e>
        <e type="operand" style="string">black</e>
        <e type="operand">1</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="7">mat</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">sys</e>
      </input>
    </plot>
  </region>
  <region id="30" left="396" top="1764" width="236" height="63" border="true" color="#000000" bgColor="#e1ff80" fontSize="10">
    <math decimalPlaces="1">
      <description active="true" position="Right" lang="eng">
        <p>Sanity check</p>
      </description>
      <input>
        <e type="operand">sol</e>
        <e type="function" args="1">f</e>
        <e type="operand">sol</e>
        <e type="function" args="1">q</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="1">vectorize</e>
      </input>
      <result action="numeric">
        <e type="operand">8.8</e>
        <e type="operand">10</e>
        <e type="operand">10</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
        <e type="operand">9.9</e>
        <e type="operand">10</e>
        <e type="operand">12</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
      </result>
    </math>
  </region>
</regions>