On a problem raised by Alperin and Bass. I: Group actions on groupoids

DOI10.1016/0022-4049(91)90102-8zbMath0741.20017OpenAlexW2079800605MaRDI QIDQ1176700

Serban A. Basarab

Publication date: 25 June 1992

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(91)90102-8

zbMATH Keywords

universal covergraph of groupsnon-abelian cohomology\(\Lambda\)-tree actioncover morphismgroup actions on groupoids

Mathematics Subject Classification ID

Homological methods in group theory (20J05) Groups acting on trees (20E08) Groupoids (i.e. small categories in which all morphisms are isomorphisms) (20L05)

Related Items (2)

On discrete hyperbolic arboreal groups ⋮ Partially commutative Artin-Coxeter groups and their arboreal structure.

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