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math.AC2017
Lefschetz Properties of Gorenstein Graded Algebras associated to the Apéry Set of a Numerical Semigroup
Lorenzo Guerrieri
In this paper we study the Weak Lefschetz property of two classes of standard graded Artinian Gorenstein algebras associated in a natural way to the Apéry set of numerical semigrou…
math.AC2017
Directed unions of local quadratic transforms of regular local rings and pullbacks
Lorenzo Guerrieri, William Heinzer, Bruce Olberding +1
Let be an infinite sequence of regular local rings with birationally dominating and a principal idea…