href="structso3__parameters__t.html">so3_parameters_t</a> *&#160;</td>
          <td class="paramname"><em>parameters</em>&#160;</td>
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          <td>)</td>
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<p>Convert (el,m,n) harmonic indices to 1D index used to access flmn array for a real signal.</p>
<dl class="section note"><dt>Note</dt><dd>Index ranges are as follows:<ul>
<li>el ranges from [0 .. L-1].</li>
<li>m ranges fro