2:30 p.m. Ribbon concodance and higher order Arf invariants. Kent E Orr*, Indiana University Bloomington
Tim D Cochran, Rice University
(986-57-188)
3:20 p.m. Holomorphic disks and knot invariants. Peter Steven Ozsvath*, Columbia University
Zoltan Szabo, Princeton University
(986-57-186)
4:10 p.m. Geometric simple connectivity in high dimensions in connection with problems in low dimensional topology. V. Poenaru*, Universite' de Paris-Sud Centre d'Orsay
(986-57-152)
5:00 p.m. Attempts to prove the surgery conjecture for 4-manifolds. Frank Quinn*, Virginia Tech
Slava Krushkal, University of Virginia
(986-57-62)
2:30 p.m. Nocyclic Covers of Knot Complements. Nathan D Broaddus*, Columbia University
(986-57-131)
3:00 p.m. Straight lines intersecting a knot in four points. Ryan Budney*, Rochester
Jim Conant, Cornell
Kevin Scannell, New York NY
Dev Sinha, New York NY
(986-57-107)
3:30 p.m. Stabilization in the braid groups. Joan Birman*, Columbia University, Barnard College
(986-57-132)