A theorem on quasi-pure-projective torsion free abelian groups of finite rank

Charles Irvin Vinsonhaler and William Jennings Wickless

Vol. 91 (1980), No. 1, 239–241

DOI: 10.2140/pjm.1980.91.239

Abstract

It is shown that a quasi-pure-projective torsion free abelian group of finite rank is either strongly indecomposable or a direct sum of isomorphic rank one groups.

Mathematical Subject Classification 2000

Primary: 20K15

Milestones

Received: 6 February 1979

Revised: 2 April 1980

Published: 1 November 1980