FUNDAMENTALNAYA I PRIKLADNAYA MATEMATIKA

(FUNDAMENTAL AND APPLIED MATHEMATICS)

2004, VOLUME 10, NUMBER 2, PAGES 3-21

Linear preservers of extremes of rank inequalities over semirings: term-rank and zero-term-rank

L. B. Beasley
A. E. Guterman
S.-C. Yi

Abstract

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We characterize linear operators on matrices over semirings that preserve the extremal cases in the bounds on term- and zero-term-ranks of sums and products of matrices.

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Last modified: December 23, 2004