Varietal generalisations of Schur multipliers, stem extensions and stem covers.

DOI10.1515/crll.1974.270.169zbMath0291.18019OpenAlexW123561549MaRDI QIDQ4041758

Kenneth W. Johnson

Publication date: 1974

Published in: Journal für die reine und angewandte Mathematik (Crelles Journal) (Search for Journal in Brave)

Full work available at URL: https://www.digizeitschriften.de/dms/resolveppn/?PPN=GDZPPN002189747

Mathematics Subject Classification ID

Cohomology of groups (20J06) Extensions, wreath products, and other compositions of groups (20E22) Ext and Tor, generalizations, Künneth formula (category-theoretic aspects) (18G15) Quasivarieties and varieties of groups (20E10) Connections of group theory with homological algebra and category theory (20J99) Category of groups (20J15)

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Infinite groups ⋮ Baer-invariants, isologism, varietal laws and homology

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