scientific article

zbMath0597.20046MaRDI QIDQ3729172

Rüdiger Göbel, Manfred Dugas

Publication date: 1985

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

direct summandsrealization theoremBlack Boxdirect decompositionindecomposable groupessentially indecomposableinessential endomorphismshomogeneous, separable torsion-free groups of type Zunavoidable summandsZ- adic completion

Mathematics Subject Classification ID

Endomorphism rings; matrix rings (16S50) Torsion-free groups, infinite rank (20K20) Automorphisms, homomorphisms, endomorphisms, etc. for abelian groups (20K30) Direct sums, direct products, etc. for abelian groups (20K25) Abelian groups (20K99)

Related Items (6)

Essentially rigid floppy subgroups of the Baer-Specker group ⋮ Co-Hopfian and boundedly endo-rigid mixed abelian groups ⋮ On separable torsion-free modules of countable density character ⋮ Abelian groups ⋮ Every endomorphism of a local Warfield module of finite torsion-free rank is the sum of two automorphisms. ⋮ ℵ_k-free separable groups with prescribed endomorphism ring

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