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math.AC2018
Artinian Gorenstein algebras that are free extensions over , and Macaulay duality
Anthony Iarrobino, Pedro Macias Marques, Chris McDaniel
T. Harima and J. Watanabe studied the Lefschetz properties of free extension Artinian algebras over a base with fibre . The free extensions are deformations of the usual…
math.AC2018
Artinian algebras and Jordan type
Anthony Iarrobino, Pedro Macias Marques, Chris McDaniel
The Jordan type of an element of the maximal ideal of an Artinian k-algebra A acting on an A-module M of k-dimension n, is the partition of n given by the Jordan block decom…