>
                    variance
                  </p>
                </td>
<td>
                  <p>
                    (&#960;*s)<sup>2</sup> / 3
                  </p>
                </td>
</tr>
</tbody>
</table></div>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
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      Agrawal, Anton Bikineev, Paul A. Bristow, Marco Guazzone, Ch