Speaker: Yash Lodha (Ecole Polytechnique Federale de Lausanne)
Title: Group actions on 1-manifolds: A plethora of treasures.
Abstract: The study of group actions on 1-manifolds has seen some striking developments in recent years. In this talk I will describe some concrete examples that illustrate the richness of the theory. These groups are relatives of the famous groups F and T discovered by Richard Thompson in the 1970s.