Colloquium abstracts

Charanya Ravi
MPIM Bonn
September 1, 2022

Cohomology of algebraic stacks:  Motivated by moduli theory, we will discuss how invariants like cohomology, K-theory, and motives can be extended to algebraic stacks. We will see how this stacky perspective recovers and enhances the theories of equivariant cohomology and K-theory.