Supergraph

Supergraph --- надграф, накрывающий граф.

A graph [math]\displaystyle{ G' }[/math] is a supergraph of the graph [math]\displaystyle{ G }[/math], if [math]\displaystyle{ V(G') = V(G) }[/math] and [math]\displaystyle{ E(G) \subseteq E(G') }[/math].