49 citations · 159 across the 23 of their papers we have counts for
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math.QA2011★ 2 cited
On the structure of the Witt group of braided fusion categories
Alexei Davydov, Dmitri Nikshych, Victor Ostrik
We analyze the structure of the Witt group W of braided fusion categories introduced in the previous paper arXiv:1009.2117v2. We define a "super" version of the categorical Witt gr…
math.QA2011★ 2 cited
Field theories with defects and the centre functor
Alexei Davydov, Liang Kong, Ingo Runkel
This note is intended as an introduction to the functorial formulation of quantum field theories with defects. After some remarks about models in general dimension, we restrict our…