Vertex cover algebras of unimodular hypergraphs

Details Vertex cover algebras of unimodular hypergraphs Vertex cover algebras of unimodular hypergraphs

2007-03-20

arxiv.org/abs/math/0703577v1

Mathematics

Commutative Algebra

6 pages

Scientific paper

It is proved that all vertex cover algebras of a hypergraph are standard
graded if and only if the hypergraph is unimodular. This has interesting
consequences on the symbolic powers of monomial ideals.

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