p>
                √ e
              </p>
            </td>
<td>
              <p>
                1.64872
              </p>
            </td>
<td>
            </td>
</tr>
<tr>
<td>
              <p>
                log10_e
              </p>
            </td>
<td>
              <p>
                log10(e)
              </p>
            </td>
<td>
              <p>
                0.434294
              </p>
            </td>
<td>
              <p>
                Equivalent to POSIX constant M_LOG10E
 