We investigate Cohen-Macaulay and unmixed bipartite graphs without isolated vertices, and show that graphs constructed from them by putting appropriate pairs of loops, the so-called quasi-bipartite graphs, retain such properties.

ALGEBRAIC PROPERTIES OF NON-SQUAREFREE GRAPH IDEALS

LA BARBIERA, MONICA
2013-01-01

Abstract

We investigate Cohen-Macaulay and unmixed bipartite graphs without isolated vertices, and show that graphs constructed from them by putting appropriate pairs of loops, the so-called quasi-bipartite graphs, retain such properties.
2013
Bipartite graphs with loops; Vertex cover; Cohen-Macaulay and unmixed graphs
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.11769/246600
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