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            <e type="function" args="1">invert</e>
            <e type="operand">g</e>
            <e type="operator" args="1">-</e>
            <e type="bracket">(</e>
            <e type="operator" args="2">*</e>
            <e type="operator" args="2">:</e>
            <e type="operand">break</e>
            <e type="function" args="2">try</e>
            <e type="operand">np</e>
            <e type="operand">β</e>
            <e type="function" args="1">normi</e>
            <e type="operator" args="2">:</e>
            <e type="operand">nx</e>
            <e type="operand">eta2</e>
            <e type="operand">β</e>
            <e type="function" args="1">normi</e>
            <e type="operator" args="2">+</e>
            <e type="operator" args="2">:</e>
            <e type="operand">np</e>
            <e type="operand">eta2</e>
            <e type="operand">nx</e>
            <e type="operator" args="2">*</e>
            <e type="operator" args="2">≤</e>
            <e type="operand">stop</e>
            <e type="operand">2</e>
            <e type="operator" args="2">:</e>
            <e type="operand">stop</e>
            <e type="operator" args="1">¬</e>
            <e type="operand">xnew</e>
            <e type="operand">β</e>
            <e type="operand">p</e>
            <e type="operator" args="2">+</e>
            <e type="operator" args="2">:</e>
            <e type="operand">fn</e>
            <e type="operand">xnew</e>
            <e type="function" args="1">fx</e>
            <e type="operator" args="2">:</e>
            <e type="operand">Jn</e>
            <e type="operand">xnew</e>
            <e type="function" args="1">derfh</e>
            <e type="operator" args="2">:</e>
            <e type="operand">Fn</e>
            <e type="operand">fn</e>
            <e type="function" args="1">transpose</e>
            <e type="operand">fn</e>
            <e type="operator" args="2">*</e>
            <e type="operand">2</e>
            <e type="operator" args="2">/</e>
            <e type="operator" args="2">:</e>
            <e type="operand">dL</e>
            <e type="operand">p</e>
            <e type="function" args="1">transpose</e>
            <e type="operand">mu</e>
            <e type="operand">p</e>
            <e type="operator" args="2">*</e>
            <e type="operand">g</e>
            <e type="operator" args="2">-</e>
            <e type="bracket">(</e>
            <e type="operator" args="2">*</e>
            <e type="operand">2</e>
            <e type="operator" args="2">/</e>
            <e type="operator" args="2">:</e>
            <e type="operand">dF</e>
            <e type="operand">F</e>
            <e type="operand">Fn</e>
            <e type="operator" args="2">-</e>
            <e type="operator" args="2">:</e>
            <e type="operand">dL</e>
            <e type="operand">1</e>
            <e type="function" args="2">el</e>
            <e type="operand">0</e>
            <e type="operator" args="2">&gt;</e>
            <e type="bracket">(</e>
            <e type="operand">dF</e>
            <e type="operand">1</e>
            <e type="function" args="2">el</e>
            <e type="operand">0</e>
            <e type="operator" args="2">&gt;</e>
            <e type="bracket">(</e>
            <e type="operator" args="2">&amp;</e>
            <e type="operand">β</e>
            <e type="operand">xnew</e>
            <e type="operator" args="2">:</e>
            <e type="operand">F</e>
            <e type="operand">Fn</e>
            <e type="operator" args="2">:</e>
            <e type="operand">J</e>
            <e type="operand">Jn</e>
            <e type="operator" args="2">:</e>
            <e type="operand">f</e>
            <e type="operand">fn</e>
            <e type="operator" args="2">:</e>
            <e type="operand">A</e>
            <e type="operand">J</e>
            <e type="function" args="1">transpose</e>
            <e type="operand">J</e>
            <e type="operator" args="2">*</e>
            <e type="operator" args="2">:</e>
            <e type="operand">g</e>
            <e type="operand">J</e>
            <e type="function" args="1">transpose</e>
            <e type="operand">f</e>
            <e type="operator" args="2">*</e>
            <e type="operator" args="2">:</e>
            <e type="operand">ng</e>
            <e type="operand">g</e>
            <e type="function" args="1">normi</e>
            <e type="operator" args="2">:</e>
            <e type="operand">mu</e>
            <e type="operand">mu</e>
            <e type="operand">1</e>
            <e type="operand">3</e>
            <e type="operator" args="2">/</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="operand">dF</e>
            <e type="operand">1</e>
            <e type="function" args="2">el</e>
            <e type="operand">dL</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="operand">1</e>
            <e type="operator" args="2">-</e>
            <e type="bracket">(</e>
            <e type="operand">3</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">-</e>
            <e type="function" args="2">Max</e>
            <e type="operator" args="2">*</e>
            <e type="operator" args="2">:</e>
            <e type="operand">nu</e>
            <e type="operand">2</e>
            <e type="operator" args="2">:</e>
            <e type="operand">9</e>
            <e type="operand">1</e>
            <e type="function" args="11">line</e>
            <e type="operand">mu</e>
            <e type="operand">mu</e>
            <e type="operand">nu</e>
            <e type="operator" args="2">*</e>
            <e type="operator" args="2">:</e>
            <e type="operand">nu</e>
            <e type="operand">2</e>
            <e type="operand">nu</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" args="4">line</e>
            <e type="function" args="3">if</e>
            <e type="operand">7</e>
            <e type="operand">1</e>
            <e type="function" args="9">line</e>
            <e type="operand" style="string"></e>
            <e type="operand">1</e>
            <e type="operand">1</e>
            <e type="function" args="3">line</e>
            <e type="function" args="3">if</e>
            <e type="function" args="3">if</e>
            <e type="operand">4</e>
            <e type="operand">1</e>
            <e type="function" args="6">line</e>
            <e type="function" args="3">if</e>
            <e type="operand">1</e>
            <e type="operand">1</e>
            <e type="function" args="3">line</e>
            <e type="function" args="2">while</e>
            <e type="operand">βs</e>
            <e type="operand">β</e>
            <e type="operator" args="2">:</e>
            <e type="operand">12</e>
            <e type="operand">1</e>
            <e type="function" args="14">line</e>
            <e type="operator" args="2">:</e>
          </input>
        </math>
      </region>
      <region top="2223" color="#000000">
        <area terminator="true" />
      </region>
    </region>
    <region left="36" top="2241" width="153" height="26" color="#000000" fontSize="10">
      <math>
        <input>
          <e type="operand">x</e>
          <e type="operand">β</e>
          <e type="function" args="2">Clear</e>
        </input>
        <result action="numeric">
          <e type="operand">1.000</e>
        </result>
      </math>
    </region>
    <region left="252" top="2241" width="355" height="81" color="#000000" bgColor="#ebebeb" fontSize="10">
      <math fractionType="fraction" significantDigitsMode="false" exponentialThreshold="12" trailingZeros="false">
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">ft</e>
          <e type="operand">β</e>
          <e type="operand">1</e>
          <e type="function" args="2">el</e>
          <e type="operand">β</e>
          <e type="operand">3</e>
          <e type="function" args="2">el</e>
          <e type="operand">x</e>
          <e type="operand">β</e>
          <e type="operand">4</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">-</e>
          <e type="operator" args="2">/</e>
          <e type="bracket">(</e>
          <e type="operand">β</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operand">1</e>
          <e type="operator" args="2">+</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operand">β</e>
          <e type="operand">3</e>
          <e type="function" args="2">el</e>
          <e type="operand">x</e>
          <e type="operand">β</e>
          <e type="operand">4</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">-</e>
          <e type="operator" args="2">/</e>
          <e type="bracket">(</e>
          <e type="operand">β</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="1">-</e>
          <e type="function" args="1">exp</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region left="36" top="2277" width="69" height="208" color="#000000" fontSize="10">
      <math decimalPlaces="15" significantDigitsMode="false" exponentialThreshold="12" trailingZeros="false">
        <input>
          <e type="operand">x</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="operand">3</e>
          <e type="operand">4</e>
          <e type="operand">5</e>
          <e type="operand">6</e>
          <e type="operand">7</e>
          <e type="operand">8</e>
          <e type="operand">9</e>
          <e type="operand">10</e>
          <e type="operand">11</e>
          <e type="operand">11</e>
          <e type="operand">1</e>
          <e type="function" args="13">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region left="117" top="2277" width="101" height="208" color="#000000" fontSize="10">
      <math decimalPlaces="15" significantDigitsMode="false" exponentialThreshold="12" trailingZeros="false">
        <input>
          <e type="operand">y</e>
          <e type="operand">0.4897</e>
          <e type="operand">1.3079</e>
          <e type="operand">2.84</e>
          <e type="operand">3.0364</e>
          <e type="operand">1.7709</e>
          <e type="operand">0.5491</e>
          <e type="operand">0.4606</e>
          <e type="operand">0.3345</e>
          <e type="operand">0.2073</e>
          <e type="operand">0.0012</e>
          <e type="operand">0.0024</e>
          <e type="operand">11</e>
          <e type="operand">1</e>
          <e type="function" args="13">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region left="243" top="2340" width="268" height="49" color="#000000" fontSize="10">
      <math significantDigitsMode="false" exponentialThreshold="12" trailingZeros="false">
        <input>
          <e type="operand">XY</e>
          <e type="operand">x</e>
          <e type="operand">y</e>
          <e type="function" args="2">augment</e>
          <e type="operator" args="2">:</e>
          <e type="operand">Data</e>
          <e type="operand">XY</e>
          <e type="operand" style="string">.</e>
          <e type="operand">10</e>
          <e type="operand" style="string">black</e>
          <e type="function" args="4">plot</e>
          <e type="operator" args="2">:</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">line</e>
        </input>
      </math>
    </region>
    <region left="36" top="2493" width="136" height="36" color="#000000" bgColor="#ffe1e1" fontSize="10">
      <math decimalPlaces="3" significantDigitsMode="false" exponentialThreshold="12" trailingZeros="false">
        <description active="true" position="Right" lang="eng">
          <p>ConjugateGradient =&gt;</p>
        </description>
        <input>
          <e type="operand">β</e>
          <e type="operand">10</e>
          <e type="operand">5</e>
          <e type="operand">7</e>
          <e type="operand">3</e>
          <e type="operator" args="1">-</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="function" args="6">mat</e>
          <e type="function" args="1">transpose</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region left="360" top="2493" width="110" height="24" color="#000000" bgColor="#ffe1e1" fontSize="10">
      <math decimalPlaces="3" significantDigitsMode="false" exponentialThreshold="12" trailingZeros="false">
        <description active="true" position="Right" lang="eng">
          <p>lower 'tol' </p>
        </description>
        <input>
          <e type="operand">Tol</e>
          <e type="operand">0.00001</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region left="36" top="2547" width="117" height="29" color="#ffff00" bgColor="#010101" fontSize="12">
      <math significantDigitsMode="false" exponentialThreshold="12" trailingZeros="false">
        <input>
          <e type="operand">t0</e>
          <e type="operand">1</e>
          <e type="function" args="1">time</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region left="36" top="2574" width="265" height="81" color="#000000" fontSize="10">
      <math>
        <input>
          <e type="operand">x</e>
          <e type="operand">y</e>
          <e type="operand">β</e>
          <e type="operand">Tol</e>
          <e type="operand">βs</e>
          <e type="function" args="5">LMSA</e>
        </input>
        <result action="numeric">
          <e type="operand">8.512</e>
          <e type="operand">44.14</e>
          <e type="operand">55.43</e>
          <e type="operand">52.06</e>
          <e type="operator" args="1">-</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" args="6">mat</e>
        </result>
      </math>
    </region>
    <region left="531" top="2574" width="94" height="81" color="#000000" fontSize="10">
      <math decimalPlaces="15" significantDigitsMode="false" exponentialThreshold="12" trailingZeros="false">
        <input>
          <e type="operand">8.5418</e>
          <e type="operand">40.7318</e>
          <e type="operand">52.0514</e>
          <e type="operand">48.7382</e>
          <e type="operator" args="1">-</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" args="6">mat</e>
        </input>
      </math>
    </region>
    <region left="36" top="2646" width="195" height="29" color="#ffff00" bgColor="#010101" fontSize="12">
      <math significantDigitsMode="false" exponentialThreshold="12" trailingZeros="false">
        <input>
          <e type="operand">1</e>
          <e type="function" args="1">time</e>
          <e type="operand">t0</e>
          <e type="operator" args="2">-</e>
        </input>
        <contract>
          <e type="operand" style="unit">s</e>
        </contract>
        <result action="numeric">
          <e type="operand">4.375</e>
        </result>
      </math>
    </region>
    <region left="36" top="2673" width="369" height="81" color="#000000" bgColor="#ebebeb" fontSize="10">
      <math fractionType="fraction" significantDigitsMode="false" exponentialThreshold="12" trailingZeros="false">
        <input>
          <e type="operand">x</e>
          <e type="operand">β</e>
          <e type="function" args="2">f</e>
          <e type="operand">β</e>
          <e type="operand">1</e>
          <e type="function" args="2">el</e>
          <e type="operand">β</e>
          <e type="operand">3</e>
          <e type="function" args="2">el</e>
          <e type="operand">x</e>
          <e type="operand">β</e>
          <e type="operand">4</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">-</e>
          <e type="operator" args="2">/</e>
          <e type="bracket">(</e>
          <e type="operand">β</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operand">1</e>
          <e type="operator" args="2">+</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operand">β</e>
          <e type="operand">3</e>
          <e type="function" args="2">el</e>
          <e type="operand">x</e>
          <e type="operand">β</e>
          <e type="operand">4</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">-</e>
          <e type="operator" args="2">/</e>
          <e type="bracket">(</e>
          <e type="operand">β</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="1">-</e>
          <e type="function" args="1">exp</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region left="495" top="2673" width="246" height="45" color="#000000" fontSize="10">
      <math decimalPlaces="15" significantDigitsMode="false" exponentialThreshold="12" trailingZeros="false">
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">c</e>
          <e type="operand">1</e>
          <e type="operand">0</e>
          <e type="operand">x</e>
          <e type="operator" args="2">≤</e>
          <e type="bracket">(</e>
          <e type="operand">x</e>
          <e type="operand">12</e>
          <e type="operator" args="2">≤</e>
          <e type="bracket">(</e>
          <e type="operator" args="2">&amp;</e>
          <e type="operand" style="string"></e>
          <e type="function" args="3">cases</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region left="36" top="2763" width="120" height="81" color="#000000" fontSize="10">
      <math significantDigitsMode="false" trailingZeros="false">
        <input>
          <e type="operand">β</e>
        </input>
        <result action="numeric">
          <e type="operand">8.512</e>
          <e type="operand">44.1447</e>
          <e type="operand">55.4279</e>
          <e type="operand">52.0571</e>
          <e type="operator" args="1">-</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" args="6">mat</e>
        </result>
      </math>
    </region>
    <region left="225" top="2763" width="122" height="81" color="#000000" fontSize="10">
      <math decimalPlaces="15" significantDigitsMode="false" exponentialThreshold="12" trailingZeros="false">
        <input>
          <e type="operand">α</e>
          <e type="operand">8.5418</e>
          <e type="operand">40.7318</e>
          <e type="operand">52.0514</e>
          <e type="operand">48.7382</e>
          <e type="operator" args="1">-</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" args="6">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region left="360" top="2763" width="369" height="81" color="#000000" bgColor="#ebebeb" fontSize="10">
      <math fractionType="fraction" significantDigitsMode="false" exponentialThreshold="12" trailingZeros="false">
        <input>
          <e type="operand">x</e>
          <e type="operand">α</e>
          <e type="function" args="2">F</e>
          <e type="operand">α</e>
          <e type="operand">1</e>
          <e type="function" args="2">el</e>
          <e type="operand">α</e>
          <e type="operand">3</e>
          <e type="function" args="2">el</e>
          <e type="operand">x</e>
          <e type="operand">α</e>
          <e type="operand">4</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">-</e>
          <e type="operator" args="2">/</e>
          <e type="bracket">(</e>
          <e type="operand">α</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operand">1</e>
          <e type="operator" args="2">+</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operand">α</e>
          <e type="operand">3</e>
          <e type="function" args="2">el</e>
          <e type="operand">x</e>
          <e type="operand">α</e>
          <e type="operand">4</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">-</e>
          <e type="operator" args="2">/</e>
          <e type="bracket">(</e>
          <e type="operand">α</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="1">-</e>
          <e type="function" args="1">exp</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
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