</h2>
<div class="textblock"><h3>template&lt;typename BAS = BaseGraphComponent&gt;<br/>
class lemon::concepts::IDableGraphComponent&lt; BAS &gt;</h3>

<p>This class describes the interface of <em>idable</em> undirected graphs. It extends <a class="el" href="a00205.html">IDableDigraphComponent</a> with the core ID functions of undirected graphs. The ids of the items must be unique and immutable. This concept is part of the <a class="el" href="a00183.html" title="Class describing the concept of undirected gra