d>
</dl>
<dl style="margin-left: 1.5em;">
<dt><tt><span class="flag">'broyden2'</span> :</tt></dt>
<dd><pre style="margin-top: 0em; margin-bottom: -1em;">
another variant of the quasi-Newton Broyden's
second method to be tested and compared with the
previous one.
                  </pre></dd>
</dl>
<dl style="margin-left: 1.5em;">
<dt><tt><span class="flag">'quick-min'</span> :</tt></dt>
<dd><pre style="margin-top: 0em; margin-bottom: -1em;">
an optimisation algorithm based on the
projected velocity Verlet 