der="0" summary="Tip">
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<td rowspan="2" align="center" valign="top" width="25"><img alt="[Tip]" src="../../../../../doc/src/images/tip.png"></td>
<th align="left">Tip</th>
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<tr><td align="left" valign="top"><p>
        If you know the approximate value of the constant, you can search for the
        value to find Boost.Math chosen name in this table.
      </p></td></tr>
</table></div>
<div class="tip"><table border="0" summary="Tip">
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<td rowspan="2" align="center" valign="top" width="25"><img