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Ends of groups and harmonic functions
Geometry/Topology| Speaker: | Michael Kapovich, UC Davis |
| Location: | 1147 MSB |
| Start time: | Wed, Feb 13 2008, 4:10PM |
I will explain how to use a compactness theorem for harmonic functions on Riemannian manifolds (or graphs) in order to give a geometric proof of the Stallings' theorem on free decomposition of groups with infinitely many ends.