ePropertyMap.html">WritablePropertyMap</a>
where the <tt>key_type</tt> is the vertex descriptor type or edge
descriptor of the graph (depending on the kind of event tag) and
where the <tt>TimeT</tt> type is convertible to the
<tt>value_type</tt> of the time property map.
</TD>
<TD>&nbsp;</TD>
</TR>

<TR><TD><TT>TimeT</TT></TD>
<TD>
The type for the time counter which should be convertible to the
<tt>value_type</tt> of the time property map
</TD>
<TD>&nbsp;</TD>
</TR>


<TR><TD><TT>EventTag</TT></TD>
<TD>
Th