Even pairs in Berge graphs with no balanced skew-partitions

arXiv (Cornell University)(2023)

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摘要
Let $G$ be a Berge graph that has no odd prism and no antihole of length at least six as an induced subgraph. We show that every such graph $G$ with no balanced skew-partition is either complete or has an even pair.
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关键词
berge graphs,pairs,skew-partitions
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