="class in org.apache.commons.math3.linear"><code>RealLinearOperator</code></a>
 is expected.</div>
</td>
</tr>
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<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/linear/NonSquareMatrixException.html" title="class in org.apache.commons.math3.linear">NonSquareMatrixException</a></strong></code>
<div class="block">Exception to be thrown when a square matrix is expected.</div>
</td>
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<tr class="a