s, Indiana 46202, phone 317-278-4100, fax
      317-274-5902.</p>
<p>Some concepts based on versions from the MTL draft manual
      and Boost Graph and Property Map documentation, the SGI Standard
      Template Library documentation and the Hewlett-Packard STL,
      under the following license: 
        </p>
<div class="blockquote"><blockquote class="blockquote"><p>Permission to use, copy, modify, distribute and
        sell this software and its documentation for any purpose is
        hereby granted wi