Dan Petersen: The handlebody mapping class group is a virtual duality group
Time: Wed 2025-03-12 13.15 - 14.15
Location: Albano, Cramér room
Participating: Dan Petersen (SU)
Abstract:
I will explain that the mapping class group of a three-dimensional handlebody is a virtual duality group in the sense of Bieri-Eckmann. This is joint work with Ric Wade building on earlier joint work with Louis Hainaut.