Department of Pure Mathematics, the University of Sheffield.
This was a working meeting with the usual time for participant discussion.
12 April 2005
Rick Jardine (Western Ontario)
Diagrams and Torsors
Al Weiss (Alberta)
Capitulation problems
Kevin Costello
Topological conformal field theories and Calabi-Yau categories
The meeting was partially supported by a Scheme 3 grant from the London Mathematical Society.