Galois theory and theaters of action in a topos

DOI10.1016/0022-4049(80)90126-7zbMath0443.18004OpenAlexW2088888237MaRDI QIDQ1144109

John F. Kennison

Publication date: 1980

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

Full work available at URL: https://doi.org/10.1016/0022-4049(80)90126-7

zbMATH Keywords

profinite groupGalois theory for a geometric field extension in a toposgroup objectprofinite Galois groupoidsheaf of fieldstheater of action

Mathematics Subject Classification ID

Separable extensions, Galois theory (12F10) Topoi (18B25) Presheaves and sheaves, stacks, descent conditions (category-theoretic aspects) (18F20)

Related Items

Galois theory in a topos ⋮ Pure Galois theory in categories ⋮ Separable algebraic closure in a topos ⋮ The fundamental group of a topos

Cites Work

• Completeness results for intuitionistic and modal logic in a categorical setting
• On limit-preserving functors
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