Support varieties without the tensor product property

Author:

Bergh Petter Andreas1,Plavnik Julia Yael23,Witherspoon Sarah4

Affiliation:

1. Institutt for matematiske fag NTNU Trondheim Norway

2. Department of Mathematics Indiana University Bloomington Indiana USA

3. Fachbereich Mathematik Universität Hamburg Hamburg Germany

4. Department of Mathematics Texas A&M University College Station Texas USA

Abstract

AbstractWe show that over a perfect field, every non‐semisimple finite tensor category with finitely generated cohomology embeds into a larger such category where the tensor product property does not hold for support varieties.

Funder

Simons Foundation

National Science Foundation

Publisher

Wiley

Reference14 articles.

1. Examples of support varieties for Hopf algebras with noncommutative tensor products

2. Support varieties for finite tensor categories: Complexity, realization, and connectedness

3. P. A.Bergh J.Plavnik andS.Witherspoon Support varieties for finite tensor categories: the tensor product property arXiv:2306.16082 2023.

4. Progress in Mathematics;Deligne P.,1990

5. Categories Tensorielles

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