The sixth Takagi Lectures
June 6, 2009 (Sat) 16:00--17:00
June 7, 2009 (Sun) 11:00--12:00
Department of Mathematics
Hokkaido University

Categorifications from planar diagrammatics
Mikhail Khovanov
(Columbia University)


We'll review the graphical calculus of biadjoint functors and discuss its extensions and applications to the study of Soergel's categorification of the Iwahori--Hecke algebra and to the categorification of quantum groups.

References: M. Khovanov, Categorifications from planar diagrammatics,
Japanese Journal of Mathematics, Volume 5-2, (2010), pages 153--181.
[Article (Springer Link)]