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Geometry and Topology Seminars

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See below for upcoming seminars or access the seminar archive.


Bill Bogley, Christine Escher and Ren Guo


Meeting time

M 1200-1250

One-ended halfspaces in group splittings

Kidder Hall 237

Speaker: Samuel Shepherd

I will introduce the notion of halfspaces in group splittings and discuss the problem of when these halfspaces are one-ended. I will also discuss connections to JSJ splittings of groups, and to determining whether groups are simply connected at infinity. This is joint work with Michael Mihalik. Read more.