A non-semisimple Witt class
Representation Theory
2026-03-03 v2 Quantum Algebra
Abstract
We describe several infinite families of braided finite tensor categories. A simplest example gives a non-degenerate braided tensor category which is not Witt equivalent to a semisimple category.
Keywords
Cite
@article{arxiv.2602.10519,
title = {A non-semisimple Witt class},
author = {Victor Ostrik and Alexandra Utiralova},
journal= {arXiv preprint arXiv:2602.10519},
year = {2026}
}