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      <header alignment="Center" color="#a9a9a9">&amp;[DATE] &amp;[TIME] - &amp;[FILENAME]</header>
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      <description active="true" position="Top" lang="eng">
        <p>Mobius ribbon [strip width  =&gt; 1]</p>
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    <math optimize="0" decimalPlaces="2">
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        <p>x,y mesh = even, practical limit 30 x 30 ... 40 x 40</p>
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      <input>
        <e type="operand">M</e>
        <e type="operand">u</e>
        <e type="operand">v</e>
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        <e type="operator" args="1">-</e>
        <e type="operand">1</e>
        <e type="operand">20</e>
        <e type="operand">20</e>
        <e type="function" preserve="true" args="7">CreateMesh</e>
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    <plot type="3d" render="lines" scale_x="707.09066160695" scale_y="707.09066160695" scale_z="707.09066160695" rotate_x="-45" rotate_y="-45" rotate_z="-2" transpose_x="0" transpose_y="0" transpose_z="0">
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    <math decimalPlaces="4">
      <input>
        <e type="operand">angle</e>
        <e type="function" args="1">Ω1</e>
        <e type="operand">1</e>
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">angle</e>
        <e type="function" preserve="true" args="1">cos</e>
        <e type="operand">angle</e>
        <e type="function" preserve="true" args="1">sin</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0</e>
        <e type="operand">angle</e>
        <e type="function" preserve="true" args="1">sin</e>
        <e type="operand">angle</e>
        <e type="function" preserve="true" args="1">cos</e>
        <e type="operand">3</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="11">mat</e>
        <e type="operator" args="2">:</e>
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    <text lang="eng">
      <p>&lt;= roll [roulis]</p>
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    <math decimalPlaces="4">
      <description active="false" position="Right" lang="rus">
        <p>Матрица преобразования для поворота вокруг оси y</p>
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        <e type="operand">angle</e>
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        <e type="operand">angle</e>
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        <e type="operand">3</e>
        <e type="function" preserve="true" args="11">mat</e>
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      <p>&lt;= pitch [azimuth]</p>
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        <p>Матрица преобразования для поворота вокруг оси z</p>
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        <e type="operand">angle</e>
        <e type="function" args="1">Ω3</e>
        <e type="operand">angle</e>
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        <e type="operand">angle</e>
        <e type="function" preserve="true" args="1">sin</e>
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        <e type="operand">0</e>
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        <e type="function" preserve="true" args="1">sin</e>
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        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="11">mat</e>
        <e type="operator" args="2">:</e>
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      <p>&lt;= yaw [horizon]</p>
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        <e type="operand">135</e>
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        <e type="operand" style="unit">°</e>
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        <e type="operand">β</e>
        <e type="operand">135</e>
        <e type="operand" style="unit">°</e>
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        <e type="operator" args="2">:</e>
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        <e type="operand">φ</e>
        <e type="operand">270</e>
        <e type="operand" style="unit">°</e>
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        <e type="operator" args="2">:</e>
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        <e type="operand">γ</e>
        <e type="operand">α</e>
        <e type="function" args="1">Ω1</e>
        <e type="operand">β</e>
        <e type="function" args="1">Ω2</e>
        <e type="operator" args="2">*</e>
        <e type="operand">φ</e>
        <e type="function" args="1">Ω3</e>
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        <e type="operand">1.2989</e>
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        <e type="operand">0.7071</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.7071</e>
        <e type="operand">0.7071</e>
        <e type="operand">0.5000</e>
        <e type="operand">0.5000</e>
        <e type="operand">0.7071</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.5000</e>
        <e type="operand">0.5000</e>
        <e type="operand">3</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="11">mat</e>
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    <math>
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        <e type="operand">M</e>
        <e type="operand">γ</e>
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        <e type="operand">M</e>
        <e type="function" args="1">Unwrap</e>
        <e type="operand">V</e>
        <e type="operand">M</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operator" args="2">:</e>
        <e type="operand">i</e>
        <e type="operand">2</e>
        <e type="operand">M</e>
        <e type="function" preserve="true" args="1">cols</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">V</e>
        <e type="operand">V</e>
        <e type="operand">M</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="function" preserve="true" args="2">stack</e>
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        <e type="operator" args="2">:</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="operand">V</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">line</e>
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        <e type="operand">N</e>
        <e type="function" args="3">xd</e>
        <e type="operand">U</e>
        <e type="operand">0</e>
        <e type="operator" args="2">:</e>
        <e type="operand">dx</e>
        <e type="operand">H</e>
        <e type="operand">L</e>
        <e type="operator" args="2">-</e>
        <e type="operand">N</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">:</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operand">N</e>
        <e type="operand">1</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">U</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">L</e>
        <e type="operand">dx</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operand">dx</e>
        <e type="operand">i</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">:</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="operand">U</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">line</e>
        <e type="operator" args="2">:</e>
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        <e type="operand">30</e>
        <e type="operator" args="2">:</e>
        <e type="operand">p</e>
        <e type="operand">0</e>
        <e type="operand">2</e>
        <e type="operand">π</e>
        <e type="operator" args="2">*</e>
        <e type="operand">N</e>
        <e type="function" args="3">xd</e>
        <e type="operator" args="2">:</e>
        <e type="operand">q</e>
        <e type="operand">1</e>
        <e type="operator" args="1">-</e>
        <e type="operand">1</e>
        <e type="operand">N</e>
        <e type="function" args="3">xd</e>
        <e type="operator" args="2">:</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">line</e>
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    <math>
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        <e type="operand">CWD</e>
        <e type="operand" style="string" />
        <e type="function" preserve="true" args="1">CurrentDirectory</e>
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    <math>
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        <e type="operand">CWD</e>
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      <result action="numeric">
        <e type="operand" style="string">C:\Program Files\SMath Studio\</e>
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    <math>
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        <e type="operand">X</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operand">N</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">j</e>
        <e type="operand">1</e>
        <e type="operand">N</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">mx</e>
        <e type="operand">i</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operand">1</e>
        <e type="operand">q</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="bracket">(</e>
        <e type="operand">p</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="function" preserve="true" args="1">cos</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operand">p</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" preserve="true" args="1">cos</e>
        <e type="operator" args="2">*</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operator" args="2">:</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="operand">mx</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">line</e>
        <e type="operator" args="2">:</e>
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        <e type="operand">1</e>
        <e type="operand">v</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="operand">u</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="function" preserve="true" args="1">cos</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operand">u</e>
        <e type="function" preserve="true" args="1">cos</e>
        <e type="operator" args="2">*</e>
        <e type="operand">1</e>
        <e type="operand">v</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="operand">u</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="function" preserve="true" args="1">cos</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="operand">u</e>
        <e type="function" preserve="true" args="1">sin</e>
        <e type="operator" args="2">*</e>
        <e type="operand">u</e>
        <e type="operand">2</e>
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