THE GROUP OF HOPF-GALOIS EXTENSIONS WITH CENTRAL INVARIANTS

DOI10.1081/AGB-100000805zbMath0991.16031OpenAlexW1979039688MaRDI QIDQ2749100

J. M. Fernández Vilaboa, J. N. Alonso Álvarez, Ramón González Rodríguez

Publication date: 23 April 2002

Published in: Communications in Algebra (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1081/agb-100000805

zbMATH Keywords

cohomology groupsGalois groupsHopf algebrassymmetric categoriesHopf-Galois extensionscentral invariants

Mathematics Subject Classification ID

Brauer groups (algebraic aspects) (16K50) Hopf algebras and their applications (16T05)

Cites Work

• Unnamed Item
• Principal homogeneous spaces for arbitrary Hopf algebras
• Cohomologies and extensions in monoidal categories
• Hopf-Galois extensions of algebras, the Miyashita-Ulbrich action, and Azumaya algebras
• Hopf-Galois extensions with central invariants and their geometric properties
• Brauer groups, Hopf algebras and Galois theory
• A characterization of the cleft comodule triples
• Central invariants ofH-module algebras

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