Geometry/Topology Seminar

Thursdays at 3:00PM, in 308 Eckhart.

Spring 2002

March 28,

Jeff Brock, U. Chicago

Cone-manifolds and Ahlfors' measure conjecture.

April 4

Heather Johnston, Vassar College

Bounded surgery, coarse borel and non-uniformly contractible spaces.

April 11, 2:00-3:00, E202 (special time and place)

Diarmuid Crowley , MPI Bonn

Quadratic Z-modules, Kreck monoids and the classification of highly connected manifolds.

April 11, 3:00-4:00, E308

Eugenie Hunsicker, Lawrence University

An L² Hodge Theorem for manifolds with fibred boundaries.

April 18

Paul Kirk, Indiana

The Atiyah-Patodi-Singer rho invariant and splittings of manifolds.

April 25, 3:00-4:00, E308

Chris Connell, U. of Chicago

Equivariant retracts and decompositions of hyperbolic manifolds.

April 29, 2:30-3:30PM in Eckhart 206 (Special time and place).

Ashley Reiter Ahlin, U. of Chicago

The large scale geometry of nilpotent-by-cyclic groups.

May 16

Tadeusz Januskiewicz, Binghamton/Wroclow

On hyperbolic coxeter groups.

May 23

Regina Rotman, Courant

Estimates for the length of a shortest closed geodesic.

June 4, 2:00-3:00, E308

Dave Witte, Oklahoma State University

Some ideas in the proof of Ratner's Theorem

June 6, 2:00-3:00, E308

John McCarthy, Michigan State University

On the first cohomology group of cofinite subgroups in surface mapping class groups.

June 6, 3:00-4:00, E308

Bill Vautaw, Michigan State University

Automorphisms of the Torelli group in genus 3.

June 11, 3:00-4:00 E308 (special time)

Nikolai Ivanov, Michigan State University

Comlexes of curves and mapping class groups

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