On some H-cleft extensions which are distinguished by their polynomial H-identities
Rings and Algebras
2022-03-22 v1 Quantum Algebra
Abstract
Let H be the Taft algebra over a finite commutative ring R. When N is a unit in R, we show that all H-cleft extensions over R are determined up to H-comodule algebra isomorphism by their polynomial H-identities.
Keywords
Cite
@article{arxiv.2203.10624,
title = {On some H-cleft extensions which are distinguished by their polynomial H-identities},
author = {Abel Gomes de Oliveira and Waldeck Schützer},
journal= {arXiv preprint arXiv:2203.10624},
year = {2022}
}