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Original Articles

A Note on Cohen–Macaulay Graphs

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Pages 1473-1477 | Received 10 Mar 2014, Published online: 02 Mar 2016
 

Abstract

We show that the edge ideal of a Cohen–Macaulay graph on 2n non-isolated vertices, whose height is n, is always a set-theoretic complete intersection. This result, in particular, applies to all Cohen–Macaulay bipartite graphs.

2010 Mathematics Subject Classification:

ACKNOWLEDGMENTS

The authors thank the referee for a careful reading of the article.

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