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Symbolic powers and matroids
2010
Proceedings of the American Mathematical Society
We prove that all the symbolic powers of a Stanley-Reisner ideal I Δ are Cohen-Macaulay if and only if the simplicial complex Δ is a matroid.
doi:10.1090/s0002-9939-2010-10685-8
fatcat:n3yepfvakjb3zj634lsqaevgu4