rase"><a name="geometry.release_notes.boost_1_58"></a></span><a class="link" href="release_notes.html#geometry.release_notes.boost_1_58">Boost
      1.58</a>
    </h4>
<p>
      <span class="bold"><strong>Additional functionality</strong></span>
    </p>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          New algorithm num_segments, returning the number of segments of a geometry
        </li>
<li class="listitem">
          New overload for is_