45:07
publiée le 10 juin 2026
Residual finiteness of graphs of free groups with cyclic edge groups
De Zachary Munro
De Kathryn Mann
Apparaît dans la collection : 2022 - T2 - WS3 - Hyperbolic groups and their generalisations
I will motivate and explain recent joint work with Jason Manning and Teddy Weisman that shows that the action of a hyperbolic group on its boundary is stable in the sense of topological dynamics, meaning that any sufficiently small perturbation of the action is semi-conjugate to the original action.