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      <header alignment="Center" color="#a9a9a9">&amp;[DATE] &amp;[TIME] - &amp;[FILENAME]</header>
      <footer alignment="Center" color="#a9a9a9">&amp;[PAGENUM] / &amp;[COUNT]</footer>
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      <title lang="eng">
        <p>3D Rotations Functions</p>
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    </area>
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      <text lang="eng">
        <p>Euler angles sequence: ψ (yaw, around z), θ (pitch, around y), φ (roll, around x):</p>
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          <e type="operand">φ</e>
          <e type="operator" args="2">≤</e>
          <e type="operand">π</e>
          <e type="operator" args="2">≤</e>
          <e type="operand">π</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="1">-</e>
          <e type="operand">θ</e>
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          <e type="operator" args="2">≤</e>
          <e type="operand">π</e>
          <e type="operator" args="1">-</e>
          <e type="operand">ψ</e>
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          <e type="operand">π</e>
          <e type="operator" args="2">≤</e>
          <e type="operand">3</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="5">sys</e>
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      <text lang="eng">
        <p>Quaternions:</p>
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          <e type="operand">e.0</e>
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      <math>
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          <e type="operand">e.x</e>
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      </math>
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      <math>
        <input>
          <e type="operand">e.y</e>
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      </math>
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    <region id="7" left="315" top="90" width="33" height="36" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">e.z</e>
        </input>
      </math>
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    <region id="8" left="432" top="90" width="219" height="49" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">e.0</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operand">e.x</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">+</e>
          <e type="operand">e.y</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">+</e>
          <e type="operand">e.z</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">+</e>
          <e type="operand">1</e>
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      <text lang="eng">
        <p>Angle and vector</p>
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      <math>
        <input>
          <e type="operand">E.x</e>
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      <math>
        <input>
          <e type="operand">E.y</e>
        </input>
      </math>
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      <math>
        <input>
          <e type="operand">E.z</e>
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      </math>
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      <math>
        <input>
          <e type="operand">Θ</e>
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      </math>
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          <e type="operand">E.x</e>
          <e type="operand">2</e>
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          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
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          <e type="operand">E.z</e>
          <e type="operand">2</e>
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          <e type="operand">α</e>
          <e type="function" preserve="true" args="1">sin</e>
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          <e type="operand">0</e>
          <e type="operand">1</e>
          <e type="operand">0</e>
          <e type="operand">α</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">0</e>
          <e type="operand">α</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">3</e>
          <e type="operand">3</e>
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          <e type="operand">α</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">0</e>
          <e type="operand">α</e>
          <e type="function" preserve="true" args="1">sin</e>
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          <e type="operand">0</e>
          <e type="operand">0</e>
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          <e type="operand">3</e>
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          <e type="operand">φ</e>
          <e type="operand">2</e>
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          <e type="function" preserve="true" args="1">cos</e>
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          <e type="operator" args="2">-</e>
          <e type="operand">ψ</e>
          <e type="operand">2</e>
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          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">θ</e>
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          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operand">φ</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="operand">ψ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">cos</e>
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          <e type="operand">φ</e>
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          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
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          <e type="operator" args="2">+</e>
          <e type="operand">ψ</e>
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          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">cos</e>
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          <e type="operand">φ</e>
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          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operator" args="2">*</e>
          <e type="operand">ψ</e>
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          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
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          <e type="operand">φ</e>
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          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
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          <e type="operand">e.x</e>
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          <e type="operand">e.z</e>
          <e type="function" args="4">Quat2Mat</e>
          <e type="operand">e.0</e>
          <e type="operand">2</e>
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          <e type="operator" args="2">+</e>
          <e type="bracket">(</e>
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          <e type="bracket">(</e>
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          <e type="operand">e.x</e>
          <e type="operand">e.y</e>
          <e type="operator" args="2">*</e>
          <e type="operand">e.z</e>
          <e type="operand">e.0</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.0</e>
          <e type="operand">2</e>
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          <e type="operand">e.x</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">-</e>
          <e type="operand">e.y</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">+</e>
          <e type="operand">e.z</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">-</e>
          <e type="operand">2</e>
          <e type="operand">e.x</e>
          <e type="operand">e.0</e>
          <e type="operator" args="2">*</e>
          <e type="operand">e.z</e>
          <e type="operand">e.y</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">e.x</e>
          <e type="operand">e.z</e>
          <e type="operator" args="2">*</e>
          <e type="operand">e.y</e>
          <e type="operand">e.0</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="bracket">(</e>
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          <e type="operand">2</e>
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          <e type="operator" args="2">*</e>
          <e type="operand">e.x</e>
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          <e type="operator" args="2">-</e>
          <e type="bracket">(</e>
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          <e type="operand">e.z</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">+</e>
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          <e type="operand">3</e>
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          <e type="operator" args="1">-</e>
          <e type="operand">φ</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">θ</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operand">ψ</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operator" args="2">*</e>
          <e type="operand">φ</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">ψ</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operand">φ</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">θ</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operand">ψ</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operand">φ</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">ψ</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">φ</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">θ</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operator" args="2">*</e>
          <e type="operand">φ</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">θ</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operand">ψ</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operator" args="2">*</e>
          <e type="operand">φ</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">ψ</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">φ</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">θ</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operand">ψ</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operand">φ</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">ψ</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operand">φ</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">θ</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operator" args="2">*</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>
        </input>
      </math>
    </region>
    <region id="21" left="0" top="756" width="1265" height="188" color="#0000ff" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">E.x</e>
          <e type="operand">E.y</e>
          <e type="operand">E.z</e>
          <e type="operand">Θ</e>
          <e type="function" args="4">AngVec2Mat</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operand">1</e>
          <e type="operand">E.x</e>
          <e type="operand">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">2</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operand">E.x</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.y</e>
          <e type="operator" args="2">*</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">Θ</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="operand">E.z</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">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operand">E.x</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.z</e>
          <e type="operator" args="2">*</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">Θ</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="operand">E.y</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">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operand">E.x</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.y</e>
          <e type="operator" args="2">*</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">Θ</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="operand">E.z</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">1</e>
          <e type="operand">2</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operand">1</e>
          <e type="operand">E.y</e>
          <e type="operand">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">2</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operand">E.y</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.z</e>
          <e type="operator" args="2">*</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">Θ</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="operand">E.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">2</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operand">E.x</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.z</e>
          <e type="operator" args="2">*</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">Θ</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="operand">E.y</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">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operand">E.y</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.z</e>
          <e type="operator" args="2">*</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">Θ</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="operand">E.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">1</e>
          <e type="operand">2</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operand">1</e>
          <e type="operand">E.z</e>
          <e type="operand">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">3</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="11">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="22" left="0" top="963" width="380" height="188" color="#0000ff" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">Θ</e>
          <e type="operand">E.x</e>
          <e type="operand">E.y</e>
          <e type="operand">E.z</e>
          <e type="function" args="4">AngVec2Quat</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">E.x</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.y</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.z</e>
          <e type="operand">Θ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="2">*</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="6">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="23" left="747" top="1017" width="116" height="28" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">AngVec2Eul</e>
        </input>
      </math>
    </region>
    <region id="24" left="747" top="1053" width="116" height="28" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">Eul2AngVec</e>
        </input>
      </math>
    </region>
    <region id="25" left="891" top="1053" width="147" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
      <text lang="eng">
        <p>to be defined</p>
      </text>
    </region>
    <region id="26" left="747" top="1089" width="116" height="28" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">Mat2AngVec</e>
        </input>
      </math>
    </region>
    <region id="27" left="0" top="1161" width="675" height="136" color="#0000ff" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">e.0</e>
          <e type="operand">e.x</e>
          <e type="operand">e.y</e>
          <e type="operand">e.z</e>
          <e type="function" args="4">Quat2Eul</e>
          <e type="operand">e.0</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operand">e.x</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">-</e>
          <e type="operand">e.y</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">-</e>
          <e type="operand">e.z</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">+</e>
          <e type="bracket">(</e>
          <e type="operand">2</e>
          <e type="operand">e.x</e>
          <e type="operand">e.0</e>
          <e type="operator" args="2">*</e>
          <e type="operand">e.z</e>
          <e type="operand">e.y</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">i</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="function" preserve="true" args="1">arg</e>
          <e type="operand">2</e>
          <e type="operand">e.0</e>
          <e type="operand">e.y</e>
          <e type="operator" args="2">*</e>
          <e type="operand">e.x</e>
          <e type="operand">e.z</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="function" preserve="true" args="1">asin</e>
          <e type="operand">e.0</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operand">e.x</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">+</e>
          <e type="operand">e.y</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">-</e>
          <e type="operand">e.z</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">-</e>
          <e type="bracket">(</e>
          <e type="operand">2</e>
          <e type="operand">e.z</e>
          <e type="operand">e.0</e>
          <e type="operator" args="2">*</e>
          <e type="operand">e.x</e>
          <e type="operand">e.y</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">i</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="function" preserve="true" args="1">arg</e>
          <e type="operand">3</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="5">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="28" left="756" top="1170" width="297" height="116" color="#0000ff" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">A</e>
          <e type="function" args="1">Mat2Eul</e>
          <e type="operand">A</e>
          <e type="operand">3</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">2</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">i</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="function" preserve="true" args="1">arg</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="function" preserve="true" args="1">asin</e>
          <e type="operator" args="1">-</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">i</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="function" preserve="true" args="1">arg</e>
          <e type="operand">3</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="5">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="29" left="1071" top="1224" width="392" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
      <text lang="eng">
        <p>Particular cases θ = ±π/2 not handled</p>
      </text>
    </region>
    <region id="30" left="0" top="1341" width="396" height="262" color="#0000ff" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">e.0</e>
          <e type="operand">e.x</e>
          <e type="operand">e.y</e>
          <e type="operand">e.z</e>
          <e type="function" args="4">Quat2AngVec</e>
          <e type="operand">2</e>
          <e type="operand">e.0</e>
          <e type="function" preserve="true" args="1">acos</e>
          <e type="operator" args="2">*</e>
          <e type="operand">e.x</e>
          <e type="operand">1</e>
          <e type="operand">e.0</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">-</e>
          <e type="function" preserve="true" args="1">sqrt</e>
          <e type="operator" args="2">/</e>
          <e type="operand">e.y</e>
          <e type="operand">1</e>
          <e type="operand">e.0</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">-</e>
          <e type="function" preserve="true" args="1">sqrt</e>
          <e type="operator" args="2">/</e>
          <e type="operand">e.z</e>
          <e type="operand">1</e>
          <e type="operand">e.0</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">-</e>
          <e type="function" preserve="true" args="1">sqrt</e>
          <e type="operator" args="2">/</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="6">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="31" left="0" top="1629" width="447" height="1284" color="#0000ff" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">A</e>
          <e type="function" args="1">Mat2Quat</e>
          <e type="operand">Q</e>
          <e type="operand">1</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operator" args="2">+</e>
          <e type="operand">A</e>
          <e type="operand">2</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operator" args="2">+</e>
          <e type="operand">A</e>
          <e type="operand">3</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operator" args="2">+</e>
          <e type="operand">1</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operator" args="2">+</e>
          <e type="operand">A</e>
          <e type="operand">2</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operator" args="2">-</e>
          <e type="operand">A</e>
          <e type="operand">3</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operator" args="2">-</e>
          <e type="operand">1</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operator" args="2">-</e>
          <e type="operand">A</e>
          <e type="operand">2</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operator" args="2">+</e>
          <e type="operand">A</e>
          <e type="operand">3</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operator" args="2">-</e>
          <e type="operand">1</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operator" args="2">-</e>
          <e type="operand">A</e>
          <e type="operand">2</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operator" args="2">-</e>
          <e type="operand">A</e>
          <e type="operand">3</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operator" args="2">+</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="6">mat</e>
          <e type="function" args="1">SortIdx</e>
          <e type="operator" args="2">:</e>
          <e type="operand">Q</e>
          <e type="operand">4</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">1</e>
          <e type="operator" args="2">≡</e>
          <e type="operand">e.0</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="operand">Q</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="function" preserve="true" args="1">sqrt</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
          <e type="operand">e.x</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">e.0</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operand">A</e>
          <e type="operand">2</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">3</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</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.y</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">e.0</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operand">A</e>
          <e type="operand">3</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</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.z</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">e.0</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</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">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="6">line</e>
          <e type="operand">Q</e>
          <e type="operand">4</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">2</e>
          <e type="operator" args="2">≡</e>
          <e type="operand">e.x</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="operand">Q</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="function" preserve="true" args="1">sqrt</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
          <e type="operand">e.0</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">e.x</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operand">A</e>
          <e type="operand">2</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">3</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</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.y</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">e.x</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</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.z</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">e.x</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operand">A</e>
          <e type="operand">3</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</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">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="6">line</e>
          <e type="operand">Q</e>
          <e type="operand">4</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">3</e>
          <e type="operator" args="2">≡</e>
          <e type="operand">e.y</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="operand">Q</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="function" preserve="true" args="1">sqrt</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
          <e type="operand">e.0</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">e.y</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operand">A</e>
          <e type="operand">3</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</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.x</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">e.y</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</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.z</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">e.y</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operand">A</e>
          <e type="operand">2</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">3</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</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">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="6">line</e>
          <e type="operand">Q</e>
          <e type="operand">4</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">4</e>
          <e type="operator" args="2">≡</e>
          <e type="operand">e.z</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="operand">Q</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="function" preserve="true" args="1">sqrt</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
          <e type="operand">e.0</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">e.z</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</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.x</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">e.z</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operand">A</e>
          <e type="operand">3</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">1</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</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.y</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">e.z</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operand">A</e>
          <e type="operand">2</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">A</e>
          <e type="operand">3</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="3">el</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">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="6">line</e>
          <e type="operand">continue</e>
          <e type="function" preserve="true" args="3">if</e>
          <e type="function" preserve="true" args="3">if</e>
          <e type="function" preserve="true" args="3">if</e>
          <e type="function" preserve="true" args="3">if</e>
          <e type="operand">quat</e>
          <e type="operand">e.0</e>
          <e type="operand">e.x</e>
          <e type="operand">e.y</e>
          <e type="operand">e.z</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="6">mat</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>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="32" left="522" top="1782" width="712" height="68" color="#000000" bgColor="#ffff00" fontSize="10">
      <text lang="eng">
        <p>Auxiliary function: given a vector Y, constructs a 2-columns matrix:the first column are the elements of Y ordered in ascending order;the second column are the original positional indices. </p>
      </text>
    </region>
    <region id="33" left="522" top="1854" width="395" height="90" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">Y</e>
          <e type="function" args="1">SortIdx</e>
          <e type="operand">k</e>
          <e type="operand">1</e>
          <e type="operand">Y</e>
          <e type="function" preserve="true" args="1">rows</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operand">index</e>
          <e type="operand">k</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">k</e>
          <e type="operator" args="2">:</e>
          <e type="function" preserve="true" args="3">for</e>
          <e type="operand">Y</e>
          <e type="operand">index</e>
          <e type="function" preserve="true" args="2">augment</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="2">csort</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>
        </input>
      </math>
    </region>
    <region id="34" top="2916" color="#000000" bgColor="#ffffff">
      <area terminator="true" />
    </region>
  </region>
  <region id="35" left="0" top="2952" width="321" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>Quaternions from Euler Angles:</p>
    </text>
  </region>
  <region id="36" left="0" top="2979" width="362" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">q1</e>
        <e type="operand">30</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="operand">20</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="operand">45</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="function" args="3">Eul2Quat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="37" left="387" top="2979" width="329" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
    <math optimize="2">
      <input>
        <e type="operand">q2</e>
        <e type="operand">0</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="operand">0</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="operand">0</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="function" args="3">Eul2Quat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="38" left="828" top="2979" width="362" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
    <math optimize="2">
      <input>
        <e type="operand">q3</e>
        <e type="operand">30</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="operand">90</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="operand">20</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="function" args="3">Eul2Quat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="39" left="414" top="3015" width="82" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">q2</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="40" left="828" top="3015" width="122" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">q3</e>
      </input>
      <result action="numeric">
        <e type="operand">0.7</e>
        <e type="operand">0.06</e>
        <e type="operand">0.7</e>
        <e type="operand">0.06</e>
        <e type="operator" args="1">-</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="41" left="0" top="3024" width="113" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">q1</e>
      </input>
      <result action="numeric">
        <e type="operand">0.9</e>
        <e type="operand">0.17</e>
        <e type="operand">0.25</e>
        <e type="operand">0.32</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="42" left="1026" top="3024" width="158" height="71" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">q3</e>
        <e type="operand">k</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">k</e>
        <e type="operand">1</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="4">sum</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
      </result>
    </math>
  </region>
  <region id="43" left="153" top="3033" width="158" height="71" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">q1</e>
        <e type="operand">k</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">k</e>
        <e type="operand">1</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="4">sum</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
      </result>
    </math>
  </region>
  <region id="44" left="0" top="3132" width="352" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>Rotation Matrix from Quaternions:</p>
    </text>
  </region>
  <region id="45" left="0" top="3159" width="357" height="42" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="5">
      <input>
        <e type="operand">M1</e>
        <e type="operand">q1</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q1</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="4">Quat2Mat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="46" left="387" top="3159" width="357" height="42" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">M2</e>
        <e type="operand">q2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q2</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q2</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q2</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="4">Quat2Mat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="47" left="828" top="3159" width="357" height="42" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">M3</e>
        <e type="operand">q3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q3</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q3</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q3</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="4">Quat2Mat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="48" left="0" top="3213" width="240" height="74" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">M1</e>
      </input>
      <result action="numeric">
        <e type="operand">0.66</e>
        <e type="operand">0.66</e>
        <e type="operand">0.34</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.49</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.73</e>
        <e type="operand">0.47</e>
        <e type="operand">0.56</e>
        <e type="operand">0.14</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.81</e>
        <e type="operand">3</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="11">mat</e>
      </result>
    </math>
  </region>
  <region id="49" left="387" top="3213" width="120" height="74" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">M2</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">1</e>
        <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>
      </result>
    </math>
  </region>
  <region id="50" left="828" top="3213" width="200" height="74" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">M3</e>
      </input>
      <result action="numeric">
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">1</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.17</e>
        <e type="operand">0.98</e>
        <e type="operand">0</e>
        <e type="operand">0.98</e>
        <e type="operand">0.17</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0</e>
        <e type="operand">3</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="11">mat</e>
      </result>
    </math>
  </region>
  <region id="51" left="144" top="3303" width="373" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>The Rotation Matrix is orthonormal:</p>
    </text>
  </region>
  <region id="52" left="144" top="3339" width="255" height="74" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">M1</e>
        <e type="function" preserve="true" args="1">transpose</e>
      </input>
      <result action="numeric">
        <e type="operand">0.66</e>
        <e type="operand">0.49</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.56</e>
        <e type="operand">0.66</e>
        <e type="operand">0.73</e>
        <e type="operand">0.14</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.34</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.47</e>
        <e type="operand">0.81</e>
        <e type="operand">3</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="11">mat</e>
      </result>
    </math>
  </region>
  <region id="53" left="405" top="3339" width="264" height="74" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">M1</e>
        <e type="operand">1</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
      </input>
      <result action="numeric">
        <e type="operand">0.66</e>
        <e type="operand">0.49</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.56</e>
        <e type="operand">0.66</e>
        <e type="operand">0.73</e>
        <e type="operand">0.14</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.34</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.47</e>
        <e type="operand">0.81</e>
        <e type="operand">3</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="11">mat</e>
      </result>
    </math>
  </region>
  <region id="54" left="1080" top="3339" width="116" height="28" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">AngVec2Eul</e>
      </input>
    </math>
  </region>
  <region id="55" left="1080" top="3384" width="116" height="28" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">Eul2AngVec</e>
      </input>
    </math>
  </region>
  <region id="56" left="1224" top="3384" width="147" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>to be defined</p>
    </text>
  </region>
  <region id="57" left="144" top="3411" width="175" height="71" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">M1</e>
        <e type="operand">k</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operand">2</e>
        <e type="operator" args="2">^</e>
        <e type="bracket">(</e>
        <e type="operand">k</e>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="4">sum</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
      </result>
    </math>
  </region>
  <region id="58" left="324" top="3411" width="175" height="71" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">M1</e>
        <e type="operand">k</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operand">2</e>
        <e type="operator" args="2">^</e>
        <e type="bracket">(</e>
        <e type="operand">k</e>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="4">sum</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
      </result>
    </math>
  </region>
  <region id="59" left="504" top="3411" width="175" height="71" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">M1</e>
        <e type="operand">k</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operand">2</e>
        <e type="operator" args="2">^</e>
        <e type="bracket">(</e>
        <e type="operand">k</e>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="4">sum</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
      </result>
    </math>
  </region>
  <region id="60" left="1080" top="3438" width="116" height="28" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">Mat2AngVec</e>
      </input>
    </math>
  </region>
  <region id="61" left="0" top="3501" width="362" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>Rotation Matrix from Euler Angles:</p>
    </text>
  </region>
  <region id="62" left="0" top="3537" width="352" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">A1</e>
        <e type="operand">30</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="operand">20</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="operand">45</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="function" args="3">Eul2Mat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="63" left="0" top="3582" width="240" height="74" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">A1</e>
      </input>
      <result action="numeric">
        <e type="operand">0.66</e>
        <e type="operand">0.66</e>
        <e type="operand">0.34</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.49</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.73</e>
        <e type="operand">0.47</e>
        <e type="operand">0.56</e>
        <e type="operand">0.14</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.81</e>
        <e type="operand">3</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="11">mat</e>
      </result>
    </math>
  </region>
  <region id="64" left="675" top="3582" width="511" height="74" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">30</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="function" args="1">R.x</e>
        <e type="operand">20</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="function" args="1">R.y</e>
        <e type="operator" args="2">*</e>
        <e type="operand">45</e>
        <e type="operand" style="unit">deg</e>
        <e type="operator" args="2">*</e>
        <e type="function" args="1">R.z</e>
        <e type="operator" args="2">*</e>
      </input>
      <result action="numeric">
        <e type="operand">0.66</e>
        <e type="operand">0.66</e>
        <e type="operand">0.34</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.49</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.73</e>
        <e type="operand">0.47</e>
        <e type="operand">0.56</e>
        <e type="operand">0.14</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.81</e>
        <e type="operand">3</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="11">mat</e>
      </result>
    </math>
  </region>
  <region id="65" left="288" top="3609" width="352" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>...or as a sequence of rotations:</p>
    </text>
  </region>
  <region id="66" left="0" top="3708" width="322" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>Euler Angles from Quaternions:</p>
    </text>
  </region>
  <region id="67" left="0" top="3735" width="377" height="42" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">eul1</e>
        <e type="operand">q1</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q1</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="4">Quat2Eul</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="68" left="441" top="3735" width="176" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">eul2</e>
        <e type="operand">M1</e>
        <e type="function" args="1">Mat2Eul</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="69" left="720" top="3735" width="377" height="42" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">eul3</e>
        <e type="operand">q3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q3</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q3</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q3</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="4">Quat2Eul</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="70" left="432" top="3771" width="136" height="74" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">eul2</e>
      </input>
      <contract>
        <e type="operand" style="unit">deg</e>
      </contract>
      <result action="numeric">
        <e type="operand">30</e>
        <e type="operand">20</e>
        <e type="operand">45</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">mat</e>
      </result>
    </math>
  </region>
  <region id="71" left="0" top="3780" width="136" height="74" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">eul1</e>
      </input>
      <contract>
        <e type="operand" style="unit">deg</e>
      </contract>
      <result action="numeric">
        <e type="operand">30</e>
        <e type="operand">20</e>
        <e type="operand">45</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">mat</e>
      </result>
    </math>
  </region>
  <region id="72" left="729" top="3789" width="93" height="28" color="#000000" bgColor="#ffffff" fontSize="10">
    <math error="7">
      <input>
        <e type="operand">eul3</e>
      </input>
      <result action="numeric">
        <e type="operand">#</e>
      </result>
    </math>
  </region>
  <region id="73" left="837" top="3789" width="289" height="28" color="#000000" bgColor="#c0c0c0" fontSize="10">
    <text lang="eng">
      <p>θ = ±π/2 is not handled yet</p>
    </text>
  </region>
  <region id="74" left="0" top="3870" width="414" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>Angle Vector (versor) from Quaternions:</p>
    </text>
  </region>
  <region id="75" left="0" top="3906" width="388" height="42" color="#000000" bgColor="#ffffff" fontSize="10">
    <math optimize="2">
      <input>
        <e type="operand">v1</e>
        <e type="operand">q1</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q1</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="4">Quat2AngVec</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="76" left="459" top="3906" width="388" height="42" color="#000000" bgColor="#ffffff" fontSize="10">
    <math optimize="2" error="9">
      <input>
        <e type="operand">v2</e>
        <e type="operand">q2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q2</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q2</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q2</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="4">Quat2AngVec</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="77" left="927" top="3906" width="388" height="42" color="#000000" bgColor="#ffffff" fontSize="10">
    <math optimize="2">
      <input>
        <e type="operand">v3</e>
        <e type="operand">q3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q3</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q3</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">q3</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="4">Quat2AngVec</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="78" left="0" top="3942" width="113" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">v1</e>
      </input>
      <result action="numeric">
        <e type="operand">0.92</e>
        <e type="operand">0.39</e>
        <e type="operand">0.57</e>
        <e type="operand">0.73</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="79" left="918" top="3942" width="122" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">v3</e>
      </input>
      <result action="numeric">
        <e type="operand">1.58</e>
        <e type="operand">0.09</e>
        <e type="operand">0.99</e>
        <e type="operand">0.09</e>
        <e type="operator" args="1">-</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="80" left="1206" top="3951" width="175" height="71" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">v3</e>
        <e type="operand">k</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operand">2</e>
        <e type="operator" args="2">^</e>
        <e type="bracket">(</e>
        <e type="operand">k</e>
        <e type="operand">2</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="4">sum</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
      </result>
    </math>
  </region>
  <region id="81" left="261" top="3960" width="175" height="71" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">v1</e>
        <e type="operand">k</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operand">2</e>
        <e type="operator" args="2">^</e>
        <e type="bracket">(</e>
        <e type="operand">k</e>
        <e type="operand">2</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="4">sum</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
      </result>
    </math>
  </region>
  <region id="82" left="477" top="3960" width="266" height="28" color="#000000" bgColor="#c0c0c0" fontSize="10">
    <text lang="eng">
      <p>φ = θ = ψ = 0 not handled</p>
    </text>
  </region>
  <region id="83" left="1044" top="3969" width="155" height="40" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">v3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
      </input>
      <contract>
        <e type="operand" style="unit">deg</e>
      </contract>
      <result action="numeric">
        <e type="operand">90.44</e>
      </result>
    </math>
  </region>
  <region id="84" left="99" top="3978" width="155" height="40" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">v1</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
      </input>
      <contract>
        <e type="operand" style="unit">deg</e>
      </contract>
      <result action="numeric">
        <e type="operand">52.72</e>
      </result>
    </math>
  </region>
  <region id="85" left="0" top="4050" width="351" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>Quaternions from Rotation Matrix:</p>
    </text>
  </region>
  <region id="86" left="0" top="4095" width="166" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">p1</e>
        <e type="operand">A1</e>
        <e type="function" args="1">Mat2Quat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="87" left="396" top="4095" width="166" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">p2</e>
        <e type="operand">M2</e>
        <e type="function" args="1">Mat2Quat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="88" left="828" top="4095" width="166" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">p3</e>
        <e type="operand">M3</e>
        <e type="function" args="1">Mat2Quat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="89" left="0" top="4131" width="113" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">p1</e>
      </input>
      <result action="numeric">
        <e type="operand">0.9</e>
        <e type="operand">0.17</e>
        <e type="operand">0.25</e>
        <e type="operand">0.32</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="90" left="225" top="4131" width="113" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">q1</e>
      </input>
      <result action="numeric">
        <e type="operand">0.9</e>
        <e type="operand">0.17</e>
        <e type="operand">0.25</e>
        <e type="operand">0.32</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="91" left="387" top="4131" width="82" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">p2</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="92" left="612" top="4131" width="82" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">q2</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">0</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="93" left="828" top="4131" width="122" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">p3</e>
      </input>
      <result action="numeric">
        <e type="operand">0.7</e>
        <e type="operand">0.06</e>
        <e type="operand">0.7</e>
        <e type="operand">0.06</e>
        <e type="operator" args="1">-</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="94" left="1080" top="4131" width="122" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">q3</e>
      </input>
      <result action="numeric">
        <e type="operand">0.7</e>
        <e type="operand">0.06</e>
        <e type="operand">0.7</e>
        <e type="operand">0.06</e>
        <e type="operator" args="1">-</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="95" left="99" top="4167" width="116" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>compare to</p>
    </text>
  </region>
  <region id="96" left="486" top="4167" width="116" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>compare to</p>
    </text>
  </region>
  <region id="97" left="954" top="4167" width="116" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>compare to</p>
    </text>
  </region>
  <region id="98" left="0" top="4257" width="352" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>Quaternions from Angle and Versor</p>
    </text>
  </region>
  <region id="99" left="0" top="4293" width="430" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">v1</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">v1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">v1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">v1</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="4">AngVec2Quat</e>
      </input>
      <result action="numeric">
        <e type="operand">0.9</e>
        <e type="operand">0.17</e>
        <e type="operand">0.25</e>
        <e type="operand">0.32</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="100" left="576" top="4293" width="113" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">q1</e>
      </input>
      <result action="numeric">
        <e type="operand">0.9</e>
        <e type="operand">0.17</e>
        <e type="operand">0.25</e>
        <e type="operand">0.32</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="101" left="441" top="4329" width="116" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>compare to</p>
    </text>
  </region>
  <region id="102" left="0" top="4401" width="439" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">v3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">v3</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">v3</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">v3</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="4">AngVec2Quat</e>
      </input>
      <result action="numeric">
        <e type="operand">0.7</e>
        <e type="operand">0.06</e>
        <e type="operand">0.7</e>
        <e type="operand">0.06</e>
        <e type="operator" args="1">-</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="103" left="576" top="4401" width="122" height="96" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">q3</e>
      </input>
      <result action="numeric">
        <e type="operand">0.7</e>
        <e type="operand">0.06</e>
        <e type="operand">0.7</e>
        <e type="operand">0.06</e>
        <e type="operator" args="1">-</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="104" left="441" top="4437" width="116" height="28" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>compare to</p>
    </text>
  </region>
  <region id="105" left="0" top="4698" width="691" height="88" color="#000000" bgColor="#ffff00" fontSize="10">
    <text lang="eng">
      <p>Auxiliary function for indexed sorting.Given a vector Y, constructs a 2-columns matrix.the first column are the elements of Y ordered in ascending order;the second column are the original positional indices. </p>
    </text>
  </region>
  <region id="106" left="0" top="4797" width="206" height="120" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="operand">2</e>
        <e type="operand">20</e>
        <e type="operand">1</e>
        <e type="operator" args="1">-</e>
        <e type="operand">5</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="7">mat</e>
        <e type="function" args="1">SortIdx</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
        <e type="operator" args="1">-</e>
        <e type="operand">5</e>
        <e type="operand">1</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="operand">3</e>
        <e type="operand">3</e>
        <e type="operand">2</e>
        <e type="operand">20</e>
        <e type="operand">4</e>
        <e type="operand">5</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="12">mat</e>
      </result>
    </math>
  </region>
</regions>