   real(kind=real64),
            </td>
<td>intent(out),</td>
              <td></td>            <td>
              dimension(:,:)
            </td>
            <td>::</td>
            <td><strong>u</strong></td>
            <td>
                <p>An N-by-N matrix where the U matrix will be written.</p>
            </td>
        </tr>
        <tr>
            <td>
              <span class="anchor" id="variable-err~143"></span>
              class(errors),
            </td>
<td>intent(inout),</td>
        