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      </math>
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      <xyplot width="366" height="169" points="100">
        <propertiessource index="1" sourcetype="PropertyGrid" />
        <grid gridcolor="LightGray" gridpattern="Dash" gridthickness="1" isxgrid="true" isygrid="true" />
        <xaxes xmin="-0.1020844" xmax="1.557916" xtick="0.2" decimalplaces="3" numberformat="General" />
        <yaxes ymin="0.8068454" ymax="1.491845" ytick="0.2" decimalplaces="3" numberformat="General" />
        <y2axes isy2axis="false" y2min="-1" y2max="1" y2tick="0.5" decimalplaces="3" numberformat="General" />
        <title2d title="" titlefont="Arial, 12pt" titlefontcolor="Black" />
        <xylabel labelfont="Arial, 10pt" labelfontcolor="Black" tickfont="Arial, 10pt" tickfontcolor="Black" xlabel="x" ylabel="y" y2label="y2" />
        <legend isbordervisible="true" islegendvisible="false" legendbackcolor="White" legendbordercolor="Black" legendfont="Arial, 8pt" legendposition="NorthEast" textcolor="Black" />
        <traces>
          <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" lineantialias="false" linecolor="Blue" linethickness="2" linepattern="Solid" symbolantialias="false" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
          <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" lineantialias="false" linecolor="Red" linethickness="1" linepattern="Solid" symbolantialias="false" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
        </traces>
        <input>
          <e type="operand">y</e>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">sys</e>
        </input>
      </xyplot>
    </region>
    <region id="29" left="387" top="801" width="297" height="179" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
      <xyplot width="287" height="171" points="100">
        <propertiessource index="1" sourcetype="PropertyGrid" />
        <grid gridcolor="LightGray" gridpattern="Dash" gridthickness="1" isxgrid="true" isygrid="true" />
        <xaxes xmin="0" xmax="1.5" xtick="0.5" decimalplaces="3" numberformat="General" />
        <yaxes ymin="-2.337326E-08" ymax="2.415544E-08" ytick="2E-08" decimalplaces="1" numberformat="General" />
        <y2axes isy2axis="false" y2min="-1" y2max="1" y2tick="0.5" decimalplaces="3" numberformat="General" />
        <title2d title="" titlefont="Arial, 12pt" titlefontcolor="Black" />
        <xylabel labelfont="Arial, 12pt" labelfontcolor="Black" tickfont="Arial, 10pt" tickfontcolor="Black" xlabel="x" ylabel="error" y2label="y2" />
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        <traces>
          <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" lineantialias="false" linecolor="Blue" linethickness="1" linepattern="Solid" symbolantialias="false" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
        </traces>
        <input>
          <e type="operand">err</e>
        </input>
      </xyplot>
    </region>
    <region id="30" left="9" top="1107" width="249" height="34" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">y''</e>
          <e type="operand">2</e>
          <e type="operand">y'</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">2</e>
          <e type="operand">y</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">2</e>
          <e type="operand">e</e>
          <e type="operand">x</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operand">x</e>
          <e type="function" args="1">cos</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">≡</e>
        </input>
      </math>
    </region>
    <region id="31" left="9" top="1152" width="312" height="35" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">e</e>
          <e type="operand">x</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operand">x</e>
          <e type="function" args="1">cos</e>
          <e type="operand">x</e>
          <e type="function" args="1">sin</e>
          <e type="operator" args="2">+</e>
          <e type="operand">x</e>
          <e type="operand">x</e>
          <e type="function" args="1">sin</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>
        </input>
      </math>
    </region>
    <region id="32" left="387" top="1152" width="116" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">AbsTol</e>
          <e type="operand">10</e>
          <e type="operand">6</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="33" left="522" top="1152" width="116" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">RelTol</e>
          <e type="operand">10</e>
          <e type="operand">6</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="34" left="9" top="1197" width="134" height="44" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">x</e>
          <e type="function" args="2">diff</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="35" left="162" top="1197" width="340" height="54" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
        </input>
        <result action="symbolic">
          <e type="operand">1</e>
          <e type="operand">x</e>
          <e type="operator" args="2">+</e>
          <e type="bracket">(</e>
          <e type="operand">x</e>
          <e type="function" args="1">sin</e>
          <e type="operand">x</e>
          <e type="function" args="1">cos</e>
          <e type="operator" args="2">-</e>
          <e type="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operand">x</e>
          <e type="function" args="1">cos</e>
          <e type="operator" args="2">+</e>
          <e type="operand">e</e>
          <e type="operand">x</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="1">-</e>
        </result>
      </math>
    </region>
    <region id="36" left="261" top="1251" width="236" height="45" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">y.0</e>
          <e type="operand">0</e>
          <e type="function" args="1">y</e>
          <e type="operand">0</e>
          <e type="function" args="1">y'</e>
          <e type="function" args="2">stack</e>
          <e type="operator" args="2">:</e>
        </input>
        <result action="symbolic">
          <e type="operand">1</e>
          <e type="operand">0</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">mat</e>
        </result>
      </math>
    </region>
    <region id="37" left="9" top="1260" width="54" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">N</e>
          <e type="operand">50</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="38" left="90" top="1260" width="144" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">x.min</e>
          <e type="operand">x.max</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="operand">0</e>
          <e type="operand">1</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="39" left="9" top="1296" width="643" height="49" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">res</e>
          <e type="operand">y.0</e>
          <e type="operand">x.min</e>
          <e type="operand">x.max</e>
          <e type="operand">N</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="operand">x</e>
          <e type="operand">y</e>
          <e type="function" args="2">D</e>
          <e type="operand">y</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operand">2</e>
          <e type="operand">e</e>
          <e type="operand">x</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operand">x</e>
          <e type="function" args="1">cos</e>
          <e type="operator" args="2">*</e>
          <e type="operand">y</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operand">y</e>
          <e type="operand">1</e>
          <e type="function" 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="function" args="2">stack</e>
          <e type="operator" args="2">:</e>
          <e type="function" args="5">mk52lfa</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="40" left="9" top="1350" width="142" height="54" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">y</e>
          <e type="operand">res</e>
          <e type="operand">1</e>
          <e type="operand">N</e>
          <e type="function" 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" args="4">mat</e>
          <e type="function" args="3">el</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="41" left="171" top="1359" width="131" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">xn</e>
          <e type="operand">res</e>
          <e type="operand">1</e>
          <e type="function" args="2">col</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="42" left="342" top="1359" width="297" height="34" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">err</e>
          <e type="operand">xn</e>
          <e type="operand">res</e>
          <e type="operand">2</e>
          <e type="function" args="2">col</e>
          <e type="operand">xn</e>
          <e type="function" args="1">y</e>
          <e type="function" args="1">vectorize</e>
          <e type="operator" args="2">-</e>
          <e type="function" args="2">augment</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="43" left="0" top="1395" width="378" height="178" color="#000000" bgColor="#ffffff" fontSize="10">
      <xyplot width="368" height="170" points="100">
        <propertiessource index="1" sourcetype="PropertyGrid" />
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        <xaxes xmin="-0.1473261" xmax="1.180674" xtick="0.2" decimalplaces="3" numberformat="General" />
        <yaxes ymin="0.4808581" ymax="1.165862" ytick="0.2" decimalplaces="3" numberformat="General" />
        <y2axes isy2axis="false" y2min="-1" y2max="1" y2tick="0.5" decimalplaces="3" numberformat="General" />
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        <xylabel labelfont="Arial, 10pt" labelfontcolor="Black" tickfont="Arial, 10pt" tickfontcolor="Black" xlabel="x" ylabel="y" y2label="y2" />
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          <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" lineantialias="false" linecolor="Blue" linethickness="2" linepattern="Solid" symbolantialias="false" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
          <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" lineantialias="false" linecolor="Red" linethickness="1" linepattern="Solid" symbolantialias="false" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
        </traces>
        <input>
          <e type="operand">y</e>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">sys</e>
        </input>
      </xyplot>
    </region>
    <region id="44" left="378" top="1395" width="297" height="180" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
      <xyplot width="287" height="172" points="100">
        <propertiessource index="1" sourcetype="PropertyGrid" />
        <grid gridcolor="LightGray" gridpattern="Dash" gridthickness="1" isxgrid="true" isygrid="true" />
        <xaxes xmin="0" xmax="1" xtick="0.2" decimalplaces="3" numberformat="General" />
        <yaxes ymin="-3.202598E-08" ymax="3.054607E-08" ytick="2E-08" decimalplaces="1" numberformat="General" />
        <y2axes isy2axis="false" y2min="-1" y2max="1" y2tick="0.5" decimalplaces="3" numberformat="General" />
        <title2d title="" titlefont="Arial, 12pt" titlefontcolor="Black" />
        <xylabel labelfont="Arial, 12pt" labelfontcolor="Black" tickfont="Arial, 10pt" tickfontcolor="Black" xlabel="x" ylabel="error" y2label="y2" />
        <legend isbordervisible="true" islegendvisible="false" legendbackcolor="White" legendbordercolor="Black" legendfont="Arial, 8pt" legendposition="NorthEast" textcolor="Black" />
        <traces>
          <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" lineantialias="false" linecolor="Blue" linethickness="1" linepattern="Solid" symbolantialias="false" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
        </traces>
        <input>
          <e type="operand">err</e>
        </input>
      </xyplot>
    </region>
    <region id="45" left="9" top="1647" width="206" height="34" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">y''</e>
          <e type="operand">4</e>
          <e type="operand">y</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">e</e>
          <e type="operand">3</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">^</e>
          <e type="operand">13</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="operand">7</e>
          <e type="operator" args="2">-</e>
          <e type="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">≡</e>
        </input>
      </math>
    </region>
    <region id="46" left="378" top="1647" width="116" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">AbsTol</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>
        </input>
      </math>
    </region>
    <region id="47" left="513" top="1647" width="116" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">RelTol</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>
        </input>
      </math>
    </region>
    <region id="48" left="9" top="1683" width="311" height="34" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">2</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="1">cos</e>
          <e type="operand">2</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="1">sin</e>
          <e type="operator" args="2">-</e>
          <e type="operand">e</e>
          <e type="operand">3</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">^</e>
          <e type="operand">x</e>
          <e type="operand">1</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>
        </input>
      </math>
    </region>
    <region id="49" left="9" top="1728" width="134" height="44" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">x</e>
          <e type="function" args="2">diff</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="50" left="162" top="1728" width="461" height="37" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
        </input>
        <result action="symbolic">
          <e type="operand">e</e>
          <e type="operand">3</e>
          <e type="operand">x</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="operand">1</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="operator" args="2">+</e>
          <e type="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="1">-</e>
          <e type="operand">2</e>
          <e type="operand">2</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="1">sin</e>
          <e type="operand">2</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="1">cos</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="bracket">(</e>
          <e type="operator" args="1">-</e>
        </result>
      </math>
    </region>
    <region id="51" left="261" top="1773" width="248" height="45" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">y.0</e>
          <e type="operand">0</e>
          <e type="function" args="1">y</e>
          <e type="operand">0</e>
          <e type="function" args="1">y'</e>
          <e type="function" args="2">stack</e>
          <e type="operator" args="2">:</e>
        </input>
        <result action="symbolic">
          <e type="operand">0</e>
          <e type="operand">4</e>
          <e type="operator" args="1">-</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">mat</e>
        </result>
      </math>
    </region>
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      <math>
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          <e type="operand">50</e>
          <e type="operator" args="2">:</e>
        </input>
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          <e type="operand">0</e>
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          <e type="operand">1</e>
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          <e type="function" args="4">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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          <e type="operand">y.0</e>
          <e type="operand">x.min</e>
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          <e type="operand">N</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="operand">x</e>
          <e type="operand">y</e>
          <e type="function" args="2">D</e>
          <e type="operand">y</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operand">e</e>
          <e type="operand">3</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">^</e>
          <e type="operand">13</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="operand">7</e>
          <e type="operator" args="2">-</e>
          <e type="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operand">4</e>
          <e type="operand">y</e>
          <e type="operand">1</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="function" args="2">stack</e>
          <e type="operator" args="2">:</e>
          <e type="function" args="5">mk52lfa</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math>
        <input>
          <e type="operand">y</e>
          <e type="operand">res</e>
          <e type="operand">1</e>
          <e type="operand">N</e>
          <e type="function" 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" args="4">mat</e>
          <e type="function" args="3">el</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="56" left="162" top="1872" width="131" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">xn</e>
          <e type="operand">res</e>
          <e type="operand">1</e>
          <e type="function" args="2">col</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="57" left="333" top="1872" width="297" height="34" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">err</e>
          <e type="operand">xn</e>
          <e type="operand">res</e>
          <e type="operand">2</e>
          <e type="function" args="2">col</e>
          <e type="operand">xn</e>
          <e type="function" args="1">y</e>
          <e type="function" args="1">vectorize</e>
          <e type="operator" args="2">-</e>
          <e type="function" args="2">augment</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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          <e type="operand">y</e>
          <e type="operand">x</e>
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        <input>
          <e type="operand">err</e>
        </input>
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      <math>
        <input>
          <e type="operand">y''</e>
          <e type="operand">4</e>
          <e type="operand">y'</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">4</e>
          <e type="operand">y</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">0</e>
          <e type="operator" args="2">≡</e>
        </input>
      </math>
    </region>
    <region id="61" left="9" top="2232" width="165" height="34" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">1</e>
          <e type="operand">x</e>
          <e type="operator" args="2">+</e>
          <e type="bracket">(</e>
          <e type="operand">e</e>
          <e type="operand">2</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</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>
        </input>
      </math>
    </region>
    <region id="62" left="387" top="2232" width="116" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">AbsTol</e>
          <e type="operand">10</e>
          <e type="operand">7</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="63" left="522" top="2232" width="116" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">RelTol</e>
          <e type="operand">10</e>
          <e type="operand">7</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">x</e>
          <e type="function" args="2">diff</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
        </input>
        <result action="symbolic">
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="operand">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="operator" args="2">-</e>
          <e type="operand">e</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="operator" args="2">/</e>
        </result>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">y.0</e>
          <e type="operand">0</e>
          <e type="function" args="1">y</e>
          <e type="operand">0</e>
          <e type="function" args="1">y'</e>
          <e type="function" args="2">stack</e>
          <e type="operator" args="2">:</e>
        </input>
        <result action="symbolic">
          <e type="operand">1</e>
          <e type="operand">1</e>
          <e type="operator" args="1">-</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">mat</e>
        </result>
      </math>
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      <math>
        <input>
          <e type="operand">N</e>
          <e type="operand">50</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">x.min</e>
          <e type="operand">x.max</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="operand">0</e>
          <e type="operand">1</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">res</e>
          <e type="operand">y.0</e>
          <e type="operand">x.min</e>
          <e type="operand">x.max</e>
          <e type="operand">N</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="operand">x</e>
          <e type="operand">y</e>
          <e type="function" args="2">D</e>
          <e type="operand">y</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operand">4</e>
          <e type="operand">y</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operand">y</e>
          <e type="operand">1</e>
          <e type="function" args="2">el</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" args="2">stack</e>
          <e type="operator" args="2">:</e>
          <e type="function" args="5">mk52lfa</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">y</e>
          <e type="operand">res</e>
          <e type="operand">1</e>
          <e type="operand">N</e>
          <e type="function" 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" args="4">mat</e>
          <e type="function" args="3">el</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="71" left="162" top="2421" width="131" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">xn</e>
          <e type="operand">res</e>
          <e type="operand">1</e>
          <e type="function" args="2">col</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">err</e>
          <e type="operand">xn</e>
          <e type="operand">res</e>
          <e type="operand">2</e>
          <e type="function" args="2">col</e>
          <e type="operand">xn</e>
          <e type="function" args="1">y</e>
          <e type="function" args="1">vectorize</e>
          <e type="operator" args="2">-</e>
          <e type="function" args="2">augment</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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          <e type="operand">x</e>
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          <e type="operand">2</e>
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          <e type="function" args="4">sys</e>
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        <input>
          <e type="operand">err</e>
        </input>
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    </region>
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      <math>
        <input>
          <e type="operand">AbsTol</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>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">RelTol</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>
        </input>
      </math>
    </region>
    <region id="77" left="9" top="2745" width="206" height="26" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">y''</e>
          <e type="operand">y</e>
          <e type="operator" args="2">-</e>
          <e type="operand">x</e>
          <e type="function" args="1">sin</e>
          <e type="operand">2</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="1">cos</e>
          <e type="operator" args="2">+</e>
          <e type="operator" args="2">≡</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">e</e>
          <e type="operand">x</e>
          <e type="operator" args="2">^</e>
          <e type="operand">e</e>
          <e type="operand">x</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">+</e>
          <e type="operand">0.5</e>
          <e type="operand">x</e>
          <e type="function" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operand">0.2</e>
          <e type="operand">2</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="1">cos</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operator" args="2">:</e>
        </input>
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        </input>
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        </input>
      </math>
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      <math>
        <input>
          <e type="operand">RelTol</e>
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          <e type="operand">7</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math>
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          <e type="operand">x</e>
          <e type="function" args="1">y</e>
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          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="1">cos</e>
          <e type="operand">2</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="1">sin</e>
          <e type="operator" args="2">+</e>
          <e type="operand">0.2</e>
          <e type="operand">3</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="1">cos</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math>
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          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">x</e>
          <e type="function" args="2">diff</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
        </input>
        <result action="symbolic">
          <e type="operand">3</e>
          <e type="operand">3</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operand">10</e>
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          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="1">sin</e>
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          <e type="operand">2</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="1">cos</e>
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          <e type="bracket">(</e>
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          <e type="operator" args="2">+</e>
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      </math>
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      <math>
        <input>
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          <e type="operand">0</e>
          <e type="function" args="1">y</e>
          <e type="operand">0</e>
          <e type="function" args="1">y'</e>
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          <e type="operator" args="2">:</e>
        </input>
        <result action="numeric">
          <e type="operand">0.8</e>
          <e type="operand">2</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">mat</e>
        </result>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">N</e>
          <e type="operand">50</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">x.min</e>
          <e type="operand">x.max</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="operand">0</e>
          <e type="operand">0.5</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="113" left="18" top="3996" width="558" height="38" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">res</e>
          <e type="operand">y.0</e>
          <e type="operand">x.min</e>
          <e type="operand">x.max</e>
          <e type="operand">N</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="operand">x</e>
          <e type="operand">y</e>
          <e type="function" args="2">D</e>
          <e type="operand">y</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operand">3</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="1">cos</e>
          <e type="operand">4</e>
          <e type="operand">y</e>
          <e type="operand">1</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="function" args="2">stack</e>
          <e type="operator" args="2">:</e>
          <e type="function" args="5">mk52lfa</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">y</e>
          <e type="operand">res</e>
          <e type="operand">1</e>
          <e type="operand">N</e>
          <e type="function" 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" args="4">mat</e>
          <e type="function" args="3">el</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="115" left="180" top="4050" width="131" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">xn</e>
          <e type="operand">res</e>
          <e type="operand">1</e>
          <e type="function" args="2">col</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">err</e>
          <e type="operand">xn</e>
          <e type="operand">res</e>
          <e type="operand">2</e>
          <e type="function" args="2">col</e>
          <e type="operand">xn</e>
          <e type="function" args="1">y</e>
          <e type="function" args="1">vectorize</e>
          <e type="operator" args="2">-</e>
          <e type="function" args="2">augment</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <xyplot width="368" height="171" points="100">
        <propertiessource index="1" sourcetype="PropertyGrid" />
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        <xaxes xmin="-0.05251066" xmax="0.5606134" xtick="0.1" decimalplaces="3" numberformat="General" />
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        <input>
          <e type="operand">y</e>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">sys</e>
        </input>
      </xyplot>
    </region>
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      <xyplot width="287" height="172" points="100">
        <propertiessource index="1" sourcetype="PropertyGrid" />
        <grid gridcolor="LightGray" gridpattern="Dash" gridthickness="1" isxgrid="true" isygrid="true" />
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        <y2axes isy2axis="false" y2min="-1" y2max="1" y2tick="0.5" decimalplaces="3" numberformat="General" />
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        <input>
          <e type="operand">err</e>
        </input>
      </xyplot>
    </region>
    <region id="119" left="9" top="4374" width="176" height="33" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">y''</e>
          <e type="operand">y'</e>
          <e type="operator" args="2">-</e>
          <e type="operand">6</e>
          <e type="operand">y</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operand">2</e>
          <e type="operand">e</e>
          <e type="operand">4</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>
        </input>
      </math>
    </region>
    <region id="120" left="387" top="4374" width="116" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">AbsTol</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>
        </input>
      </math>
    </region>
    <region id="121" left="522" top="4374" width="116" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">RelTol</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>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">0.1</e>
          <e type="operand">e</e>
          <e type="operand">3</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</e>
          <e type="operand">2</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="1">-</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="operator" args="2">/</e>
          <e type="operand">e</e>
          <e type="operand">4</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>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">x</e>
          <e type="function" args="2">diff</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
        </input>
        <result action="symbolic">
          <e type="operand">15</e>
          <e type="operand">e</e>
          <e type="operand">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>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">e</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="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operand">2</e>
          <e type="operand">3</e>
          <e type="operand">10</e>
          <e type="operand">e</e>
          <e type="operand">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>
          <e type="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operand">10</e>
          <e type="operand">e</e>
          <e type="operand">6</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="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operand">30</e>
          <e type="operand">e</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="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
        </result>
      </math>
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      <math>
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          <e type="operand">0</e>
          <e type="function" args="1">y</e>
          <e type="operand">0</e>
          <e type="function" args="1">y'</e>
          <e type="function" args="2">stack</e>
          <e type="operator" args="2">:</e>
        </input>
        <result action="numeric">
          <e type="operand">1.4333</e>
          <e type="operand">0.3667</e>
          <e type="operator" args="1">-</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">mat</e>
        </result>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">N</e>
          <e type="operand">50</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">x.min</e>
          <e type="operand">x.max</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="operand">0</e>
          <e type="operand">0.5</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
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          <e type="operand">y.0</e>
          <e type="operand">x.min</e>
          <e type="operand">x.max</e>
          <e type="operand">N</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="operand">x</e>
          <e type="operand">y</e>
          <e type="function" args="2">D</e>
          <e type="operand">y</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operand">2</e>
          <e type="operand">e</e>
          <e type="operand">4</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">y</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">+</e>
          <e type="operand">6</e>
          <e type="operand">y</e>
          <e type="operand">1</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="function" args="2">stack</e>
          <e type="operator" args="2">:</e>
          <e type="function" args="5">mk52lfa</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">y</e>
          <e type="operand">res</e>
          <e type="operand">1</e>
          <e type="operand">N</e>
          <e type="function" 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" args="4">mat</e>
          <e type="function" args="3">el</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="130" left="162" top="4617" width="131" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">xn</e>
          <e type="operand">res</e>
          <e type="operand">1</e>
          <e type="function" args="2">col</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="131" left="333" top="4617" width="297" height="34" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">err</e>
          <e type="operand">xn</e>
          <e type="operand">res</e>
          <e type="operand">2</e>
          <e type="function" args="2">col</e>
          <e type="operand">xn</e>
          <e type="function" args="1">y</e>
          <e type="function" args="1">vectorize</e>
          <e type="operator" args="2">-</e>
          <e type="function" args="2">augment</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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          <e type="operand">y</e>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">sys</e>
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          <e type="operand">err</e>
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      <math>
        <input>
          <e type="operand">y''</e>
          <e type="operand">2</e>
          <e type="operand">y'</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operand">y</e>
          <e type="operator" args="2">+</e>
          <e type="operand">5</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="operand">e</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="135" left="378" top="4923" width="116" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">AbsTol</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>
        </input>
      </math>
    </region>
    <region id="136" left="513" top="4923" width="116" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">RelTol</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>
        </input>
      </math>
    </region>
    <region id="137" left="9" top="4959" width="221" height="50" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">e</e>
          <e type="operand">x</e>
          <e type="operator" args="2">^</e>
          <e type="operand">x</e>
          <e type="operand">e</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">5</e>
          <e type="operand">e</e>
          <e type="operand">x</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="operator" args="2">^</e>
          <e type="operand">6</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>
        </input>
      </math>
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    <region id="138" left="171" top="5004" width="343" height="55" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
        </input>
        <result action="symbolic">
          <e type="operand">e</e>
          <e type="operand">x</e>
          <e type="operator" args="2">^</e>
          <e type="operand">3</e>
          <e type="operand">2</e>
          <e type="operand">5</e>
          <e type="operand">x</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">2</e>
          <e type="operand">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="operator" args="2">+</e>
          <e type="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operand">5</e>
          <e type="operand">x</e>
          <e type="operand">3</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="operand">6</e>
          <e type="operator" args="2">/</e>
        </result>
      </math>
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      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">x</e>
          <e type="function" args="2">diff</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="140" left="270" top="5058" width="236" height="45" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">y.0</e>
          <e type="operand">0</e>
          <e type="function" args="1">y</e>
          <e type="operand">0</e>
          <e type="function" args="1">y'</e>
          <e type="function" args="2">stack</e>
          <e type="operator" args="2">:</e>
        </input>
        <result action="numeric">
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">mat</e>
        </result>
      </math>
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    <region id="141" left="9" top="5067" width="54" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">N</e>
          <e type="operand">50</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="142" left="99" top="5067" width="160" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">x.min</e>
          <e type="operand">x.max</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="operand">0</e>
          <e type="operand">0.5</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">res</e>
          <e type="operand">y.0</e>
          <e type="operand">x.min</e>
          <e type="operand">x.max</e>
          <e type="operand">N</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="operand">x</e>
          <e type="operand">y</e>
          <e type="function" args="2">D</e>
          <e type="operand">y</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operand">5</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="operand">e</e>
          <e type="operand">x</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operand">2</e>
          <e type="operand">y</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">y</e>
          <e type="operand">1</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">-</e>
          <e type="function" args="2">stack</e>
          <e type="operator" args="2">:</e>
          <e type="function" args="5">mk52lfa</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">y</e>
          <e type="operand">res</e>
          <e type="operand">1</e>
          <e type="operand">N</e>
          <e type="function" 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" args="4">mat</e>
          <e type="function" args="3">el</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">xn</e>
          <e type="operand">res</e>
          <e type="operand">1</e>
          <e type="function" args="2">col</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math>
        <input>
          <e type="operand">err</e>
          <e type="operand">xn</e>
          <e type="operand">res</e>
          <e type="operand">2</e>
          <e type="function" args="2">col</e>
          <e type="operand">xn</e>
          <e type="function" args="1">y</e>
          <e type="function" args="1">vectorize</e>
          <e type="operator" args="2">-</e>
          <e type="function" args="2">augment</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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        <input>
          <e type="operand">y</e>
          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">sys</e>
        </input>
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        <propertiessource index="1" sourcetype="PropertyGrid" />
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        <y2axes isy2axis="false" y2min="-1" y2max="1" y2tick="0.5" decimalplaces="3" numberformat="General" />
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        <input>
          <e type="operand">err</e>
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    <region id="149" left="18" top="5463" width="208" height="33" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">y''</e>
          <e type="operand">y'</e>
          <e type="operator" args="2">+</e>
          <e type="operand">6</e>
          <e type="operand">y</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operand">3</e>
          <e type="operand">x</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="operator" args="2">-</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="operator" args="2">≡</e>
        </input>
      </math>
    </region>
    <region id="150" left="396" top="5463" width="116" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">AbsTol</e>
          <e type="operand">10</e>
          <e type="operand">7</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="151" left="531" top="5463" width="116" height="33" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">RelTol</e>
          <e type="operand">10</e>
          <e type="operand">7</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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        <input>
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          <e type="function" args="1">y</e>
          <e type="operand">0.1</e>
          <e type="operand">e</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="operator" args="2">*</e>
          <e type="operand">e</e>
          <e type="operand">3</e>
          <e type="operand">x</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">-</e>
          <e type="operand">0.5</e>
          <e type="operand">x</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="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
        </input>
        <result action="symbolic">
          <e type="operand">5</e>
          <e type="operand">e</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="operator" args="1">-</e>
          <e type="operand">x</e>
          <e type="operand">2</e>
          <e type="operand">3</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="operator" args="2">+</e>
          <e type="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operand">e</e>
          <e type="operand">3</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">3</e>
          <e type="operand">5</e>
          <e type="operand">2</e>
          <e type="operand">x</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operand">e</e>
          <e type="operand">3</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="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operand">e</e>
          <e type="operand">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>
          <e type="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operand">10</e>
          <e type="operand">e</e>
          <e type="operand">3</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="1">-</e>
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      <math>
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          <e type="operand">x.min</e>
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          <e type="operator" args="2">-</e>
          <e type="operand">x</e>
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          <e type="function" args="2">D</e>
          <e type="operand">y</e>
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          <e type="operand">3</e>
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          <e type="operand">1</e>
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          <e type="operator" args="2">-</e>
          <e type="function" args="2">stack</e>
          <e type="operator" args="2">:</e>
          <e type="function" args="5">mk52lfa</e>
          <e type="operator" args="2">:</e>
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          <e type="operand">y</e>
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          <e type="operand">N</e>
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          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">mat</e>
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          <e type="operator" args="2">:</e>
        </input>
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          <e type="operand">xn</e>
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          <e type="operand">1</e>
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          <e type="operator" args="2">:</e>
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      </math>
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          <e type="operand">err</e>
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          <e type="operand">x</e>
          <e type="function" args="1">y</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">sys</e>
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        <propertiessource index="1" sourcetype="PropertyGrid" />
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          <e type="operand">err</e>
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      <math>
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          <e type="operand">6</e>
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          <e type="operator" args="2">:</e>
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          <e type="operator" args="2">:</e>
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          <e type="operator" args="2">*</e>
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          <e type="operand">x</e>
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          <e type="operand">4</e>
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          <e type="operator" args="2">/</e>
          <e type="operator" args="2">-</e>
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          <e type="operand">9</e>
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          <e type="operator" args="2">:</e>
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      <math>
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          <e type="function" args="1">y'</e>
        </input>
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          <e type="operand">e</e>
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        </input>
      </math>
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        </input>
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      </math>
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      <math>
        <input>
          <e type="operand">N</e>
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          <e type="operator" args="2">:</e>
        </input>
      </math>
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        </input>
      </math>
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          <e type="operand">1</e>
          <e type="operand">8</e>
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          <e type="operand">3</e>
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          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operand">x</e>
          <e type="operator" args="2">+</e>
          <e type="operand">5</e>
          <e type="operator" args="2">+</e>
          <e type="bracket">(</e>
          <e type="operator" args="2">*</e>
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          <e type="operator" args="2">:</e>
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        </input>
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          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">mat</e>
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          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">xn</e>
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          <e type="operand">1</e>
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          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
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          <e type="operator" args="2">:</e>
        </input>
      </math>
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          <e type="operand">xn</e>
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          <e type="operator" args="2">:</e>
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          <e type="operand">y</e>
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          <e type="operand">e</e>
          <e type="operand">x</e>
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        </input>
      </math>
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      <math>
        <input>
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          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math>
        <input>
          <e type="operand">RelTol</e>
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          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math>
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          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math>
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          <e type="operand">1</e>
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          <e type="operator" args="2">:</e>
        </input>
      </math>
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          <e type="operator" args="2">-</e>
          <e type="operand">x</e>
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          <e type="function" args="2">D</e>
          <e type="operand">y</e>
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          <e type="operand">y</e>
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          <e type="operand">1</e>
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          <e type="function" args="2">stack</e>
          <e type="operator" args="2">:</e>
          <e type="function" args="5">mk52lfa</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math>
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          <e type="operand">2</e>
          <e type="operand">1</e>
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          <e type="operator" args="2">:</e>
        </input>
      </math>
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        </input>
      </math>
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          <e type="operator" args="2">:</e>
        </input>
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          <e type="operand">x</e>
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        <input>
          <e type="operand">err</e>
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          <e type="operand">y''</e>
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          <e type="operand">2</e>
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          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operator" args="2">≡</e>
        </input>
      </math>
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      <math>
        <input>
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          <e type="operator" args="2">^</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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          <e type="operand">RelTol</e>
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          <e type="operator" args="2">:</e>
        </input>
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          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
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          <e type="operand">2</e>
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          <e type="operator" args="2">+</e>
          <e type="operand">3</e>
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          <e type="operator" args="2">+</e>
          <e type="operand">4</e>
          <e type="operator" args="2">+</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">y'</e>
        </input>
        <result action="symbolic">
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          <e type="operand">3</e>
          <e type="operand">x</e>
          <e type="operator" args="2">+</e>
          <e type="operand">e</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">e</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="operator" args="2">+</e>
          <e type="operand">5</e>
          <e type="operator" args="2">/</e>
        </result>
      </math>
    </region>
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