dual graph (English, noun)
expansion: dual graph (plural dual graphs)
Senses:
topics: graph-theory
mathematics
sciences
glosses: A graph derived from some plane graph in such a way that the derived graph has a vertex corresponding to each face of the given graph, an edge corresponding to each edge of the given graph that is shared by a pair of distinct faces, and a self-loop for each edge of the given graph that is a border of the same face on both of its sides.
Forms:
form: dual graphs
tags: plural