Survey on $L^2$-invariants

Speaker:

Wolfgang Lück

Affiliation:

U Bonn

Date:

Mon, 02/11/2015 - 16:30 - 17:30

Location:

MPIM Lecture Hall [2]

Parent event:

BICMR-HCM: Beijing meets Bonn [3]

We give a survey on $L^2$-invariants such as $L^2$-Betti numbers and $L^2$-torsion. We describe some of their applications to questions in topology, geometry, group theory and algebra and discuss some open problems.