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Ornella Greco: Betti numbers of Veronese modules

Time: Wed 2015-01-28 13.15 - 14.15

Location: Room 306, Kräftriket, SU

Participating: Ornella Greco, KTH

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In this talk, I will concentrate on the  minimal free resolution of the Veronese modules, and I will give  a formula for their Betti numbers in terms of the reduced homology of  some skeleton of a simplicial complex. As applications, I will characterize their Cohen-Macaulayness  and the linearity of their resolution. Moreover, I will give a complete description of the Betti table of all the Veronese modules in 2 variables.

Belongs to: Stockholm Mathematics Centre
Last changed: Jan 23, 2015