A non-semisimple Witt class

arXiv (Cornell University) 2026 Preprint Open access

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Authors: Victor Ostrik, Alexandra Utiralova
Cited by: 0

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.

Fields of Study & Subjects

Algebraic structures and combinatorial models Geometric and Algebraic Topology Advanced Topics in Algebra

Publication details

Journal / source
arXiv (Cornell University)
Publication date
11 February 2026
Language
EN
Document type
Preprint