A Note on Cohen-Macaulay Graphs

作者:Barile Margherita*; Macchia Antonio
来源:Communications in Algebra, 2016, 44(4): 1473-1477.
DOI:10.1080/00927872.2015.1027361

摘要

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.

  • 出版日期2016