2018
DOI: 10.48550/arxiv.1812.11400
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Nonvanishing Betti Numbers of Weakly Chordal Graphs

Jose Martinez-Bernal1,
Piza-Morales, Oscar A.2

Abstract: We show that Kimura's necessary and sufficient condition for the nonvanishingness of multigraded Betti numbers of chordal graphs can be extended to the wider class of weakly chordal graphs.

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