FUNDAMENTALNAYA I PRIKLADNAYA MATEMATIKA

(FUNDAMENTAL AND APPLIED MATHEMATICS)

2002, VOLUME 8, NUMBER 3, PAGES 949-953

On the ranks of direct sums

A. V. Leontyev

Abstract

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Strazssen's hypothesis about the rank of a direct sum is known. It has proved for some particular cases. In the present article new cases are analyzed.

All articles are published in Russian.

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Last modified: February 17, 2003