Semiprime crossed products over copointed Hopf algebras

Declan Quinn; Şerban Raianu

doi:10.1090/S0002-9939-02-06516-4

Semiprime crossed products over copointed Hopf algebras

Declan Quinn, Şerban Raianu

Department of Mathematics

Research output: Contribution to journal › Article › peer-review

1 Scopus citations

Abstract

We prove a result on the transfer of essentiality of extensions of modules over subnormalizing extensions of rings, then apply it to look at the semiprimeness of Hopf-Galois extensions, in particular that of crossed products.

Original language	English (US)
Pages (from-to)	29-33
Number of pages	5
Journal	Proceedings of the American Mathematical Society
Volume	131
Issue number	1
DOIs	https://doi.org/10.1090/S0002-9939-02-06516-4
State	Published - Jan 2003

ASJC Scopus subject areas

General Mathematics
Applied Mathematics

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Semiprime crossed products over copointed Hopf algebras

Abstract

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