Fusion 2-categories with no line operators are grouplike
Quantum Algebra
2023-06-22 v1 High Energy Physics - Theory
Abstract
We show that if is a fusion -category in which the endomorphism category of the unit object is or , then the indecomposable objects of form a finite group.
Keywords
Cite
@article{arxiv.2010.07950,
title = {Fusion 2-categories with no line operators are grouplike},
author = {Theo Johnson-Freyd and Matthew Yu},
journal= {arXiv preprint arXiv:2010.07950},
year = {2023}
}
Comments
7 pages, 5 figures