On a subfunctor of Ext

DOI10.1007/BF01220870zbMath0246.20044OpenAlexW2019025615MaRDI QIDQ2555574

Phillip Griffith

Publication date: 1970

Published in: Archiv der Mathematik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01220870

Mathematics Subject Classification ID

Homological methods in group theory (20J05) Ext and Tor, generalizations, Künneth formula (category-theoretic aspects) (18G15) Extensions of abelian groups (20K35) Homological and categorical methods for abelian groups (20K40) Torsion groups, primary groups and generalized primary groups (20K10)

Related Items (9)

Cosilting modules ⋮ Flat Mittag-Leffler modules over countable rings ⋮ WHEN EXT COMMUTES WITH DIRECT SUMS ⋮ Self-splitting Abelian groups ⋮ Abelian groups ⋮ Cotilting modules are pure-injective ⋮ Solution of two problems on cotorsion abelian groups ⋮ A note on direct products and \(\mathrm{Ext}^1\) contravariant functors. ⋮ Balanced Subgroups of Abelian Groups

Cites Work

• Infinite Abelian groups and homological methods
• On the theory and classification of Abelian \(p\)-groups
• On the structure of Tor. II
• Homology and direct sums of countable abelian groups
• Abelian groups that are direct summands of every abelian group which contains them as pure subgroups

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