The third cohomology \(2\)-group

DOI10.1007/s00032-023-00383-4arXiv2306.09721OpenAlexW4384826091MaRDI QIDQ6066110

Sandra Mantovani, Giuseppe Metere, Alan S. Cigoli

Publication date: 15 November 2023

Published in: Milan Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2306.09721

zbMATH Keywords

cohomology\(2\)-groupssemi-abelian categorycrossed extensionCartesian monoidal opfibration

Mathematics Subject Classification ID

Cohomology of groups (20J06) Fibered categories (18D30) 2-groups, crossed modules, crossed complexes (18G45) Protomodular categories, semi-abelian categories, Mal'tsev categories (18E13)

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