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math.QA2013
Functoriality of the center of an algebra
Alexei Davydov, Liang Kong, Ingo Runkel
The notion of the center of an algebra over a field k has a far reaching generalization to algebras in monoidal categories. The center then lives in the monoidal center of the orig…
math.QA2013
A braided monoidal category for symplectic fermions
Alexei Davydov, Ingo Runkel
We describe a class of examples of braided monoidal categories which are built from Hopf algebras in symmetric categories. The construction is motivated by a calculation in two-dim…