Modul:   MAT770  Oberseminar: Algebraische Geometrie

Perverse character varieties

Talk by Enrico Lampetti

Date: 07.04.26  Time: 13.15 - 14.45  Room: Y27H25

The character variety is an affine scheme parametrizing semisimple local systems, and is constructed via GIT techniques. Using homotopical methods combined with works of Alper-Halpern Leistner-Heinloth, I will explain how one can construct a perverse character variety, parametrizing semisimple perverse sheaves