Cogalois and strongly Cogalois actions.

DOI10.1016/j.jpaa.2007.11.001zbMath1170.20019OpenAlexW2057057681MaRDI QIDQ2481807

Serban A. Basarab

Publication date: 15 April 2008

Published in: Journal of Pure and Applied Algebra (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.jpaa.2007.11.001

zbMATH Keywords

profinite groupsradical groupsabstract Cogalois theoryKneser criterionKneser groupsstrong Cogalois actionsstrong Cogalois groups

Mathematics Subject Classification ID

Algebraic field extensions (12F05) Separable extensions, Galois theory (12F10) Galois cohomology (12G05) Limits, profinite groups (20E18) Galois correspondences, closure operators (in relation to ordered sets) (06A15)

Related Items (1)

A More General Framework for CoGalois Theory

Cites Work

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• Relative elimination of quantifiers for Henselian valued fields
• Formally \(p\)-adic fields
• An isomorphism theorem for Henselian algebraic extensions of valued fields
• An abstract cogalois theory for profinite groups.
• On definable subsets of p-adic fields
• LATTICE-ISOMORPHIC GROUPS, AND INFINITE ABELIAN G-COGALOIS FIELD EXTENSIONS

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