Characteristic classes (purities) of short exact sequences in the category of Abelian groups

DOI10.1007/BF01159563zbMath0614.20040MaRDI QIDQ1820246

R. G. Alizade

Publication date: 1986

Published in: Mathematical Notes (Search for Journal in Brave)

zbMATH Keywords

global dimensionco- injectiveco-projectiveproper classshort exact sequences of abelian groups

Mathematics Subject Classification ID

Homological dimension (category-theoretic aspects) (18G20) Homological dimension in associative algebras (16E10) Homological and categorical methods for abelian groups (20K40)

Cites Work

• Classes of extensions and resolutions
• Two parallel relative homological algebras
• PURE AND FINITELY PRESENTABLE MODULES, DUALITY HOMOMORPHISMS AND THE COHERENCE PROPERTY OF A RING
• Properties of Ext and quasi-splitting of Abelian groups
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