Separator" colspan="2">&#160;</td></tr>
<tr class="memitem:a40bd5d3f5c1200b7430a09569320c0e6"><td class="memItemLeft" align="right" valign="top">const Arc &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00245.html#a40bd5d3f5c1200b7430a09569320c0e6">nth</a> (int n) const </td></tr>
<tr class="memdesc:a40bd5d3f5c1200b7430a09569320c0e6"><td class="mdescLeft">&#160;</td><td class="mdescRight">The n-th arc.  <a href="#a40bd5d3f5c1200b7430a09569320c0e6">More...</a><br/></td></tr>
<tr