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          <span class="phrase"><a name="geometry.reference.de9im.de9im_matrix.synopsis"></a></span><a class="link" href="de9im_matrix.html#geometry.reference.de9im.de9im_matrix.synopsis">Synopsis</a>
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<pre class="programlisting"><span class="keyword">class</span> <span class="identifier">de9im</span><span class="special">::</span><span class="identifier">matrix</span>
      <span class="special">:</span> <span class="keyword">public</span> <span class="identifier">detail</spa