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math.QA2005★ 1 cited
Tensor categories and vacant double groupoids
Juan Martin Mombelli, Sonia Natale
We show that fusion categories $\Rep(\ku^σ_τ \Tc)$ of representations of the weak Hopf algebra coming from a vacant double groupoid $\Tc$ and a pair of compatible 2-cocyle…
math.QA2005
On Braided Groupoids
C. Maldonado, J. M. Mombelli
We study and give examples of braided groupoids, and, a fortiori, non-degenerate solutions of the quiver-theoretical braid equation.