Trace 1, 2×2 matrices over principal ideal domains are exchange-Reference-Cited by-同舟云学术

Trace 1, 2×2 matrices over principal ideal domains are exchange

Published:2020-09-30 Issue:3 Volume:36 Page:391-399
ISSN:1843-4401
Container-title:Carpathian Journal of Mathematics
language:
Short-container-title:CJM

Author:

CALUGAREANU GRIGORE¹,F. POP HORIA²

Affiliation:

1. DEPARTMENT OF MATHEMATICS BABES¸ -BOLYAI UNIVERSITY

2. DEPARTMENT OF COMPUTER SCIENCE BABES¸ -BOLYAI UNIVERSITY

Abstract

We prove that trace 1 matrices over principal ideal domains are exchange and characterize 2 × 2 exchange matrices over commutative domains. In addition, we emphasize large classes of not exchange 2 × 2 and 3 × 3 integral matrices.

Publisher

Technical University of Cluj Napoca, North University Center of Baia Mare

Subject

General Mathematics

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