THE EXTREMAL CASE OF A MATRIX INEQUALITY

被引：0
作者：
SKARABOT, J
机构：
[1] Institute of Mathematics, Physics and Mechanics PO Box 64, 61111 Ljubljana, Yugoslavia
来源：
LINEAR ALGEBRA AND ITS APPLICATIONS | 1990年 / 134卷
关键词：
D O I：
10.1016/0024-3795(90)90011-Z
中图分类号：
O29 [应用数学];
学科分类号：
070104 ;
摘要：
The problem of characterizing matrices satisfying the equalities |AB| = |A|{dot operator}|B| and |AB| = 〈A>U|B| is discussed. Here |{dot operator}| denotes componentwise absolute value and 〈{dot operator}>U denotes the U-comparison operator defined in the paper. © 1990.
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页码：129 / 136
页数：8
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