On linear preservers of (right) matrix majorization

被引:20
作者
Hasani, A. M. [1 ]
Radjabalipour, M. [1 ]
机构
[1] Univ Kerman, Dept Math, Kerman, Iran
关键词
row stochastic matrix; matrix majorization; linear preserver;
D O I
10.1016/j.laa.2006.12.016
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
An n x in matrix A is said to be matrix majorized (or more precisely matrix majorized from the tight) by an n x in matrix B, and write A < B, if there exists a row stochastic matrix R such that A = BR. We characterize the linear operators that preserve the matrix majorization <. (C) 2007 Elsevier Inc. All rights reserved.
引用
收藏
页码:255 / 261
页数:7
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