Columbia Geometric Topology SeminarFall 2008


There is an announcement list for the seminar.
Click on the title of a talk for the abstract (if available).
Sept 12  Jason Behrstock  Quasiisometric classification of 3manifold groups 
Sept 19  Daniel Krasner  Equivariant sl(n)link homology 
Sept 26  Ilya Kofman  A new twist on Lorenz links 
Oct 3  Helge Moeller Pedersen  Splice diagrams and universal abelian covers 
Oct 10  David Futer  Cusp volume of fibered 3manifolds 
Oct 17  Yoav Moriah  Horizontal Dehn surgery and distance of Heegaard splittings 
Oct 24  David Bachman  Topological index theory for surfaces in 3manifolds 
Oct 31  Alan Reid  On Simon's conjecture for knots 
Nov 7  Dragomir Saric  The mapping class group cannot be realized by homeomorphisms 
Nov 14, 1pm NOTE CHANGED TIME! 
Peter Kronheimer  Instanton homology and the Alexander polynomial 
Nov 21  Danny Calegari  Stable commutator length in free groups 
Nov 28  No Seminar  No Seminar 
Dec 5  Josh Greene  Closed 3braids with unknotting number one 
Dec 12  Matthias Kreck  Codes and 3manifolds 
Dec 19  Martin Bridson  Subgroups of direct products of free, surface and limit groups 