The Hopfian exponent of an abelian group.

DOI10.1007/s10998-014-0038-zzbMath1322.20047OpenAlexW2102826350MaRDI QIDQ484554

Brendan Goldsmith, Peter Vámos

Publication date: 7 January 2015

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

Full work available at URL: https://doi.org/10.1007/s10998-014-0038-z

zbMATH Keywords

abelian groupsautomorphismsco-Hopfian groupsfinite direct sumssurjective endomorphismsHopfian groups

Mathematics Subject Classification ID

Torsion-free groups, infinite rank (20K20) Automorphisms, homomorphisms, endomorphisms, etc. for abelian groups (20K30) Torsion groups, primary groups and generalized primary groups (20K10) Direct sums, direct products, etc. for abelian groups (20K25)

Related Items

On hereditarily and super R-Hopfian and L-co-Hopfian abelian groups ⋮ When the intrinsic algebraic entropy is not really intrinsic ⋮ R-Hopfian and L-co-Hopfian Abelian Groups (with an Appendix by A.L.S. Corner on Near Automorphisms of an Abelian Group)

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