Montreal Geometric & Combinatorial Group Theory Seminar
Speaker: Inna Bumagin
Title: The Hanna Neumann Conjecture is Decidable!
Date: 3:30PM, Wednesday, October 8, 2003
Place: Room 923, Burnside Hall, McGill University
Abstract: The Hanna Neumann Conjecture states that the rank of the intersection
of two subgroups H and K of a free group is bounded by (rank(H)-1)(rank(K)-1)+1.
We prove that the Hanna Neumann Conjecture is Decidable. This is a joint work with Olga Kharlampovich and Nicholas Toui-kan.