A Property of 4-Chromatic Graphs and some Remarks on Critical Graphs

作者: G. A. Dirac

DOI: 10.1112/JLMS/S1-27.1.85

关键词: CographStrong perfect graph theoremClique-sumDiscrete mathematicsLévy family of graphsMathematicsIndifference graph1-planar graphPathwidthChordal graph

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