160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>This class contains discrete EM field data (as a function of x,y,z) or (r,z) and analytical representation of EM field data (user can supply the function form). The linear transfer map is also computed base on the field on the axis. </p>
<dl class="section author"><dt>Author</dt><dd>Ji Qiang </dd></dl>
</div><hr/><h2 class="groupheader">Data Type Documentation</h2>
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