2 dimensional summation of named field </dd>
<br>
<br>
<dt>
<b>INPUT</b>
</dt>
<dd>
<table border="0">
<tr>
<td valign="top" align="left"><tt>name&nbsp;&nbsp;&nbsp;</tt></td><td>   Name of the field to be integrated <br>&nbsp;&nbsp;&nbsp;<span class="type">[character]</span></td>
</tr>
<tr>
<td valign="top" align="left"><tt>data&nbsp;&nbsp;&nbsp;</tt></td><td>   field of integrands to be summed over <br>&nbsp;&nbsp;&nbsp;<span class="type">[real]</span></td>
</tr>
<tr>
<td valign="top" align="left"><tt>is, 