Integral closures of monomial ideals and Fulkersonian hypergraphs
Commutative Algebra
2007-05-23 v1 Combinatorics
Abstract
We prove that the integral closures of the powers of a squarefree monomial ideal I equal the symbolic powers if and only if I is the edge ideal of a Fulkersonian hypergraph.
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Cite
@article{arxiv.math/0609525,
title = {Integral closures of monomial ideals and Fulkersonian hypergraphs},
author = {Ngo Viet Trung},
journal= {arXiv preprint arXiv:math/0609525},
year = {2007}
}
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5 pages