Abelian group extensions and the axiom of constructibility

DOI10.1007/BF02566286zbMath0417.20049WikidataQ114693474 ScholiaQ114693474MaRDI QIDQ754976

D. Kharzeev

Publication date: 1979

Published in: Commentarii Mathematici Helvetici (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/139796

zbMATH Keywords

structure of Extfinite torsion-free rankAxiom of constructibilitycountable torsion-free rankPontryagin's criterion

Mathematics Subject Classification ID

Inner models, including constructibility, ordinal definability, and core models (03E45) Large cardinals (03E55) Torsion-free groups, infinite rank (20K20) Extensions of abelian groups (20K35) Homological and categorical methods for abelian groups (20K40) Torsion-free groups, finite rank (20K15)

Related Items (11)

On the structure of Ext(A,Z) in ZFC⁺ ⋮ Slender groups and related concepts ⋮ Baer cotorsion pairs. ⋮ A generalization of Baer's splitting problem on Abelian groups ⋮ On the rank of Ext ⋮ Cellular covers of ℵ₁-free abelian groups ⋮ Self-splitting Abelian groups ⋮ Abelian groups ⋮ Endoprimal Abelian groups of torsion-free rank 1. ⋮ On the torsion subgroup of Ext(A,G) ⋮ On cartesian powers of a rational group

This page was built for publication: Abelian group extensions and the axiom of constructibility