 </li>
</ul></div>
<h4>
<a name="geometry.release_notes.h5"></a>
      <span class="phrase"><a name="geometry.release_notes.boost_1_61"></a></span><a class="link" href="release_notes.html#geometry.release_notes.boost_1_61">Boost
      1.61</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">
          Support within and covered_by for Box/Box in spherical a