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. © 2008 American Mathematical Society.
CITATION STYLE
Herzog, J., Hibi, T., & Trung, N. V. (2008). Vertex cover algebras of unimodular hypergraphs. Proceedings of the American Mathematical Society, 137(02), 409–414. https://doi.org/10.1090/s0002-9939-08-09308-8
Mendeley helps you to discover research relevant for your work.