2 problems

Let $C$ be a premodular category and let $\Sigma$ be a $2$-fold. Define the additive category $cy_{\Sigma}(C)$ whose objects are collections of $C$-colored points and tangent vecto…

Let Kashaev's general construction be the four-dimensional state-sum construction associated with the $Q$ tensors, and let the Crane–Yetter TQFT be the corresponding four-dimension…