Group graded endomorphism algebras and Morita equivalences

Autor:	Marcus, Andrei, Minuta, Virgilius-Aurelian
Rok vydání:	2019
Předmět:	Mathematics - Representation Theory Mathematics - Rings and Algebras 20C20 (Primary) 20C05 16W50 16S35 (Secondary)
Druh dokumentu:	Working Paper
DOI:	10.24193/mathcluj.2020.1.08
Popis:	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.
Databáze:	arXiv
Externí odkaz:	http://arxiv.org/abs/1911.04590 Zobrazit plný text záznamu View this record from Arxiv