FUNDAMENTALNAYA I PRIKLADNAYA MATEMATIKA

(FUNDAMENTAL AND APPLIED MATHEMATICS)

2011/2012, VOLUME 17, NUMBER 7, PAGES 31-47

Endomorphism rings of rigid almost completely decomposable Abelian groups

E. A. Blagoveshchenskaya

Abstract

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A necessary and sufficient condition is found for rigid almost completely decomposable Abelian groups with $p$-primary regulator quotients to have endomorphism rings isomorphic to those of the corresponding groups with cyclic regulator quotients.

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Last modified: May 24, 2013