Applications of Kato's inequality for n-tuples of operators in Hilbert spaces, (I)

被引:3
|
作者
Dragomir, Sever S. [1 ,2 ]
Cho, Yeol Je [3 ,4 ]
Kim, Young-Ho [5 ]
机构
[1] Victoria Univ Technol, Sch Comp Sci & Math, Melbourne, Vic 8001, Australia
[2] Univ Witwatersrand, Sch Computat & Appl Math, ZA-2050 Johannesburg, South Africa
[3] Gyeongsang Natl Univ, Dept Math Educ, Chinju 660701, South Korea
[4] Gyeongsang Natl Univ, RINS, Chinju 660701, South Korea
[5] Changwon Natl Univ, Dept Math, Chang Won 641773, South Korea
基金
新加坡国家研究基金会;
关键词
bounded linear operators; functions of normal operators; inequalities for operators; norm and numerical radius inequalities; Kato's inequality; FURUTA INEQUALITY; HEINZ; EXTENSIONS;
D O I
10.1186/1029-242X-2013-21
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper, by the use of the famous Kato's inequality for bounded linear operators, we establish some inequalities for n-tuples of operators and apply them for functions of normal operators defined by power series as well as for some norms and numerical radii that arise in multivariate operator theory.
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页数:16
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