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math.QA2021
Explicit Factorization of a Categorical Center
Jin-Cheng Guu, Ying Hong Tham
Given a braided fusion category , it is well known that the natural map from the square of to the (Drinfeld) categorical center is an e…
math.QA2021★ 2 cited
On the Category of Boundary Values in the Extended Crane-Yetter TQFT
Ying Hong Tham
The Crane-Yetter state sum is an invariant of closed 4-manifolds, defined in terms of a triangulation, based on 15-j symbols associated to the category A of representations over qu…