External homogenization for Hopf algebras: Applications to Maschke's theorem

DOI10.1023/A:1009931309850zbMath0942.16044OpenAlexW172934429MaRDI QIDQ1819187

Florin Panaite, Constantin Năstăsescu, Freddy M. J. van Oystaeyen

Publication date: 8 February 2000

Published in: Algebras and Representation Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1023/a:1009931309850

zbMATH Keywords

comodule algebrasHopf algebrassemisimple modulesgraded coalgebrasHopf-Galois extensionscleft extensionsmodule coalgebrasrelative Hopf modulesMaschke type theoremsHopf-Galois coextensionscleft coextensions

Mathematics Subject Classification ID

Graded rings and modules (associative rings and algebras) (16W50)

Related Items (3)

Spectral sequence and finitely presented dimension for weak Hopf-Galois extensions. ⋮ More examples of invariance under twisting ⋮ Homological dimension of weak Hopf-Galois extensions.

This page was built for publication: External homogenization for Hopf algebras: Applications to Maschke's theorem