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Geometry and Topology Seminar

Friday, April 25, 2014
3:00pm to 5:00pm
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A diagrammatic categorification of a Clifford algebra via contact topology
Yin Tian, Mathematics, USC,

Khovanov gave a graphical calculus for a categorification of a Heisenberg algebra. In this talk we describe a diagrammatic categorification of a Clifford algebra and its Fock space representation via differential graded categories.
The motivation is from the {\em contact categories} $\mathcal{C}(\Sigma)$ of infinite strips $\Sigma$ introduced by Honda which describe contact structures on $\Sigma \times [0,1]$.
 

For more information, please contact Subhojoy Gupta by email at mathinfo@caltech.edu.