Filters
Event Types
Location
Topology Seminar: The second rational cohomology group of the Torelli group
Andrew Putman (Notre Dame)
Abstract: The Torelli group is the kernel of action of the mapping class group of a surface on its homology. I will discuss recent joint...
Joint Algebraic Geometry & Topology Seminar: Homological vanishing and the Steinberg representation
Andrew Putman (Notre Dame)
Abstract: The Steinberg representation is an important representation of a reductive group that encodes the combinatorics of its parabolic...