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      <header alignment="Center" color="#a9a9a9">&amp;[DATE] &amp;[TIME] - &amp;[FILENAME]</header>
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      <title lang="rus">
        <p>Dragilev's Method</p>
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          <e type="operand" style="string">матрица свободных членов</e>
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          <e type="operand" style="string">основная(квадратная) матрица</e>
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          <e type="operand" style="string">определителu дополнит.матриц</e>
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          <e type="operand" style="string">Матрица  правых частей  системы ОДУ</e>
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          <e type="operand">X0</e>
          <e type="operand">tmin</e>
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          <e type="function" preserve="true" args="5">rkfixed</e>
          <e type="operand">9</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="11">line</e>
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      <area terminator="true" />
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    <text lang="rus">
      <p bold="true">1.Find the line of intersection of the given surface with the plane Y =0) </p>
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        <e type="operand">f</e>
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      <description active="false" position="Right" lang="rus">
        <p>уравнение плоскости Z=0</p>
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        <e type="operand">X0</e>
        <e type="operand">0.005</e>
        <e type="operand">0.005</e>
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        <e type="operand">tmin</e>
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        <e type="operand">tmax</e>
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        <e type="operand">Δt</e>
        <e type="operand">0.01</e>
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        <e type="operand">N</e>
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        <e type="operand">N</e>
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      <result action="numeric">
        <e type="operand">150</e>
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  <region id="13" left="0" top="882" width="383" height="28" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <description active="true" position="Right" lang="rus">
        <p>матрица координат найденной кривой</p>
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        <e type="function" args="4">D</e>
        <e type="operand">1</e>
        <e type="operand">N</e>
        <e type="operand">2</e>
        <e type="operand">4</e>
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      <description active="false" position="Top" lang="rus">
        <p>oouble  Torus</p>
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        <e type="operand">B1</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operand">B1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="function" preserve="true" args="2">augment</e>
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    </plot>
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  <region id="15" left="0" top="1107" width="638" height="40" color="#000000" bgColor="#ffffff" fontSize="10">
    <text lang="rus">
      <p bold="true">2.Through each point hold the plane x3 = C and find the line of intersection of that plane with a given surface.These lines represent a given surface.</p>
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  <region id="16" left="0" top="1161" width="68" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">tmin</e>
        <e type="operand">0</e>
        <e type="operator" args="2">:</e>
      </input>
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    <math>
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        <e type="operand">tmax</e>
        <e type="operand">5</e>
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    <math>
      <input>
        <e type="operand">Δt</e>
        <e type="operand">0.02</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="19" left="360" top="1161" width="80" height="41" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">N1</e>
        <e type="operand">tmax</e>
        <e type="operand">Δt</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="20" left="540" top="1161" width="78" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">N1</e>
      </input>
      <result action="numeric">
        <e type="operand">250</e>
      </result>
    </math>
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    <math>
      <input>
        <e type="operand">γ</e>
        <e type="operand">0.8232</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.4194</e>
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