Projective classes of torsion free Abelian groups. II

DOI10.1007/BF01974101zbMath0547.20051OpenAlexW4235888134MaRDI QIDQ798778

William J. Wickless

Publication date: 1984

Published in: Acta Mathematica Hungarica (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01974101

zbMATH Keywords

pure exact sequencescategory of torsion free abelian groups of finite rankcotorsion-free classcotypesetidempotent types

Mathematics Subject Classification ID

Homological and categorical methods for abelian groups (20K40) Torsion-free groups, finite rank (20K15)

Related Items (11)

TORSION-FREE ABELIAN GROUPS WITH FINITE RANK ENDOMORPHISM RINGS ⋮ Baer cotorsion pairs. ⋮ Generating cotorsion theories and injective classes ⋮ When do two groups always have isomorphic extension groups? ⋮ When is Ext(A, B) torsion-free?, and related problems ⋮ Fuchs' problem 43 ⋮ Self-splitting Abelian groups ⋮ An equivalence relation for torsion-free Abelian groups of finite rank ⋮ Abelian groups ⋮ On Ext-universal modules in Gödel's universe ⋮ The cotypeset of a torsion-free Abelian group of finite rank

Cites Work

• Homomorphisms and duality for torsion-free groups
• Projective classes of torsion free Abelian groups
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