On the dimension of the minimal vertex covers semigroup ring of an unmixed bipartite graph

Cristina Bertone; Vincenzo Micale

arxiv: 0811.0747 · v2 · submitted 2008-11-05 · 🧮 math.AC · math.CO

On the dimension of the minimal vertex covers semigroup ring of an unmixed bipartite graph

Cristina Bertone , Vincenzo Micale This is my paper

classification 🧮 math.AC math.CO

keywords graphringsemigroupassociatedbipartitecoversdimensionminimal

0 comments

read the original abstract

In a paper in 2008, Herzog, Hibi and Ohsugi introduced and studied the semigroup ring associated to the set of minimal vertex covers of an unmixed bipartite graph. In this paper we relate the dimension of this semigroup ring to the rank of the Boolean lattice associated to the graph.

This paper has not been read by Pith yet.

On the dimension of the minimal vertex covers semigroup ring of an unmixed bipartite graph

discussion (0)