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math.AC2014
Squarefree monomial modules and extremal Betti numbers
Marilena Crupi, Carmela Ferro
Let K be a field and S a polynomial ring in a finite number of variables over K. Let F be a finitely generated graded free S-module. We examine some classes of squarefree monomial…
math.AC2014
Algebraic properties of universal squarefree lexsegment ideals
Marilena Crupi, Monica La Barbiera
Let K be a field and let A be the polynomial ring in n variables with coefficients in the field K We study the universal squarefree lexsegment ideals in A. We put our attention on…