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Matchings, coverings, and Castelnuovo-Mumford regularity
Matchings coverings Castelnuovo-Mumford regularity
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2010/12/6
We show how co-chordal covers of the edges of a graph give upper bounds on the Castelnuovo-Mumford regularity of its edge ideal. The proof is by an easy application of a deep result of
Kalai and Mesh...