class="special">::</span><span class="identifier">policies</span><span class="special">::</span><span class="identifier">user_indeterminate_result_error</span></code>:
                <a class="link" href="pol_tutorial/user_def_err_pol.html" title="Calling User Defined Error Handlers">this function
                must be defined by the user</a>.
              </p>
            </td>
</tr>
</tbody>
</table></div>
</div>
<br class="table-break"><p>
      All these error conditions are in namespace boost::math