Tensor categories and vacant double groupoids
Abstract
We show that fusion categories $\Rep(\ku^{\sigma}_{\tau} \Tc)$ of representations of the weak Hopf algebra coming from a vacant double groupoid $\Tc$ and a pair $(\sigma, \tau)$ of compatible 2-cocyles are group-theoretical.
- Publication:
-
arXiv Mathematics e-prints
- Pub Date:
- September 2005
- DOI:
- arXiv:
- arXiv:math/0509052
- Bibcode:
- 2005math......9052M
- Keywords:
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- Quantum Algebra;
- 16W30
- E-Print:
- amslatex, 19 pages