The group of homomorphisms of abelian torsion groups

Let G and A be abelian torsion groups. In[5], R. S. Pierce develops a complete set of invariants for Hom(G, A). To compute these invariants he introduces, and uses extensively, the group of small homomorphisms of G into A. Also, using some of Pierce's methods, Fuchs characterizes this group in...

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Main Author: M. W. Legg
Format: Article
Language:English
Published: Wiley 1979-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Subjects:
Online Access:http://dx.doi.org/10.1155/S0161171279000077
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author M. W. Legg
author_facet M. W. Legg
author_sort M. W. Legg
collection DOAJ
description Let G and A be abelian torsion groups. In[5], R. S. Pierce develops a complete set of invariants for Hom(G, A). To compute these invariants he introduces, and uses extensively, the group of small homomorphisms of G into A. Also, using some of Pierce's methods, Fuchs characterizes this group in [1]. Our purpose in this paper is to characterize Hom(G, A) in what seems to be a more natural manner than either of the treatments just mentioned.
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spelling doaj-art-1c2e386106e742b9875295ca68ac92b22025-02-03T05:45:33ZengWileyInternational Journal of Mathematics and Mathematical Sciences0161-17121687-04251979-01-0121698010.1155/S0161171279000077The group of homomorphisms of abelian torsion groupsM. W. Legg0Department of Mathematics, Moorhead State University, Moorhead 56560, Minnesota, USALet G and A be abelian torsion groups. In[5], R. S. Pierce develops a complete set of invariants for Hom(G, A). To compute these invariants he introduces, and uses extensively, the group of small homomorphisms of G into A. Also, using some of Pierce's methods, Fuchs characterizes this group in [1]. Our purpose in this paper is to characterize Hom(G, A) in what seems to be a more natural manner than either of the treatments just mentioned.http://dx.doi.org/10.1155/S0161171279000077abelian torsion groupsgroup of homomorphismsand Ulm invariants.
spellingShingle M. W. Legg
The group of homomorphisms of abelian torsion groups
International Journal of Mathematics and Mathematical Sciences
abelian torsion groups
group of homomorphisms
and Ulm invariants.
title The group of homomorphisms of abelian torsion groups
title_full The group of homomorphisms of abelian torsion groups
title_fullStr The group of homomorphisms of abelian torsion groups
title_full_unstemmed The group of homomorphisms of abelian torsion groups
title_short The group of homomorphisms of abelian torsion groups
title_sort group of homomorphisms of abelian torsion groups
topic abelian torsion groups
group of homomorphisms
and Ulm invariants.
url http://dx.doi.org/10.1155/S0161171279000077
work_keys_str_mv AT mwlegg thegroupofhomomorphismsofabeliantorsiongroups
AT mwlegg groupofhomomorphismsofabeliantorsiongroups