<map id="Graphical Class Hierarchy" name="Graphical Class Hierarchy"> <area shape="rect" id="node1" href="$a07308.html" title=" " alt="" coords="5,12,160,51"/> <area shape="rect" id="node2" href="$a09288.html" title="Similar to std::unary_negate, but giving the argument types explicitly." alt="" coords="208,5,403,57"/> </map>