FUNDAMENTALNAYA I PRIKLADNAYA MATEMATIKA

(FUNDAMENTAL AND APPLIED MATHEMATICS)

2011/2012, VOLUME 17, NUMBER 8, PAGES 177-182

Quasi-endomorphism rings of strongly indecomposable torsion-free Abelian groups of rank $4$ with pseudosocles of rank $1$

A. V. Cherednikova

Abstract

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We obtain the matrix representation of the minimal rational algebra whose subalgebras, up to isomorphism, are quasi-endomorphism rings of strongly indecomposable torsion-free Abelian groups of rank $4$ with pseudosocles of rank $1$.

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Last modified: March 23, 2013