amp;mr)</code></td>
<td>Assigns a temporary. May change the matrix range
<code>mr</code> .</td>
</tr>

<tr>
<td><code>template&lt;class AE&gt;<br>
 matrix_range &amp;operator = (const matrix_expression&lt;AE&gt;
&amp;ae)</code></td>
<td>The extended assignment operator.</td>
</tr>

<tr>
<td><code>template&lt;class AE&gt;<br>
 matrix_range &amp;assign (const matrix_expression&lt;AE&gt;
&amp;ae)</code></td>
<td>Assigns a matrix expression to the sub matrix. Left and right
hand side of the assignment should be