Whitney's theorem

短语

释义与例句

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  1. 1.

    A theorem stating that two connected graphs are isomorphic if and only if their line graphs are isomorphic, with a single exception: K₃, the complete graph on three vertices, and the complete bipartite graph K_(1,3), which are not isomorphic but both have K₃ as their line graph.

    Whitney's theorem can be extended to hypergraphs.

词源

Introduced by Hassler Whitney (1907–1989), American mathematician.

来源：wiktionary