\(H^3(G,A)\) and obstructions of group extensions

DOI10.1016/0022-4049(78)90023-3zbMath0382.18013OpenAlexW2067423360MaRDI QIDQ1248024

Yel-Chiang Wu

Publication date: 1978

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(78)90023-3

Mathematics Subject Classification ID

Homological methods in group theory (20J05) Ext and Tor, generalizations, Künneth formula (category-theoretic aspects) (18G15)

Related Items (8)

OBSTRUCTION THEORY IN CROSSED MODULES ⋮ Higher dimensional obstruction theory in algebraic categories ⋮ Crossed Extensions ⋮ Cohomology of groups relative to a variety ⋮ Schreier theory for central extensions of categorical groups¹ ⋮ Categories of fractions preserve dimension one ⋮ N-Crossed Extensions of Crossed Modules ⋮ On the history of Lie brackets, crossed modules, and Lie-Rinehart algebras

Cites Work

• Cohomological topics in group theory.
• Cohomology and special extensions of groups
• Cohomology as the Derived Functor of Derivations
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