Algebraic Geometry Seminar
Apr
29
Laura Rider, University of Georgia
Nearby cycles for parity sheaves and the affine Hecke category
Fine Hall 314 /
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Achar recently introduced a “nearby cycles formalism” in the framework of chain complexes of parity sheaves. In this talk, I’ll explain joint work with Achar in… See Full Abstract
May
06
Frans Oort, Universiteit Utrecht
Hecke orbits and foliations
IAS - Simonyi Hall Seminar Room SH-101 /
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Motivation. Isogenies with a given polarized abelian variety give moduli points in a Hecke orbit. In characteristic zero any Hecke orbit is dense in this moduli space… See Full Abstract