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math.AG2018★ 2 cited
On the Hadamard product of degenerate subvarieties
G. Calussi, E. Carlini, G. Fatabbi +1
We consider generic degenerate subvarieties . We determine an integer , depending on the varieties, and for we compute dimension and degree for…
math.AG2016★ 1 cited
On Hadamard products of linear varieties
C. Bocci, G. Calussi, G. Fatabbi +1
In this paper we address the Hadamard product of linear varieties not necessarily in general position. In we obtain a complete description of the possible outcomes.…
math.AG2005
Resolutions of ideals of fat points with support in a hyperplane
Giuliana Fatabbi, Brian Harbourne, Anna Lorenzini
Our results concern minimal graded free resolutions of fat point ideals for points in a hyperplane. Suppose, for example, that I(m,d) is the ideal defining r given points of multip…