THE RELATIVE PICARD GROUP OF A COMODULE ALGEBRA AND HARRISON COHOMOLOGY

DOI10.1017/S0013091504000549zbMath1151.16039arXivmath/0410209OpenAlexW1994022921MaRDI QIDQ3533937

Thomas Guédénon, Stefaan Caenepeel

Publication date: 27 October 2008

Published in: Proceedings of the Edinburgh Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/math/0410209

zbMATH Keywords

comodule algebrasgroup-like elementsPicard groupscoinvariantscoringscosemisimple Hopf algebrasrelative Hopf modulesHarrison cohomology groups

Mathematics Subject Classification ID

Homological functors on modules (Tor, Ext, etc.) in associative algebras (16E30)

Related Items (2)

Picard groups of rings of coinvariants. ⋮ Comodules and Corings

This page was built for publication: THE RELATIVE PICARD GROUP OF A COMODULE ALGEBRA AND HARRISON COHOMOLOGY