pe&gt;
</pre>
</H1>

This class is a default implementation of the <a
href="./AStarHeuristic.html">AStarHeuristic</a> concept.  It
implements a "zero" heuristic -- a heuristic function that returns a
cost of zero regardless of the vertex it is passed.

<h3>Model of</h3>

<a href="./AStarHeuristic.html">AStarHeuristic</a>

<H3>Template Parameters</H3>

<P>
<TABLE border>
<TR>
<th>Parameter</th><th>Description</th><th>Default</th>
</tr>

<TR><TD><TT>Graph</TT></TD>
<TD>
The type of the graph being searched.
<