Group graded endomorphism algebras and Morita equivalences
Representation Theory
2023-04-26 v1 Rings and Algebras
Abstract
We prove a group graded Morita equivalences version of the "butterfly theorem" on character triples. This gives a method to construct an equivalence between block extensions from another related equivalence.
Cite
@article{arxiv.1911.04590,
title = {Group graded endomorphism algebras and Morita equivalences},
author = {Andrei Marcus and Virgilius-Aurelian Minuta},
journal= {arXiv preprint arXiv:1911.04590},
year = {2023}
}