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math.AC2008
A-graded methods for monomial ideals
Christine Berkesch, Laura Felicia Matusevich
We use \ZZ^d-gradings to study d-dimensional monomial ideals. The Koszul functor is employed to interpret the quasidegrees of local cohomology in terms of the geometry of distracti…
math.AC2008
Combinatorics of binomial primary decomposition
Alicia Dickenstein, Laura Felicia Matusevich, Ezra Miller
An explicit lattice point realization is provided for the primary components of an arbitrary binomial ideal in characteristic zero. This decomposition is derived from a characteris…