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关于斜Hermite矩阵乘积之迹的不等式
On the Inequalities for Trace of Product of Skew-Hermitian Matrices
【摘要】 设A ,B为斜Hermite阵 ,证明了如下不等式 :(1)tr(AB) m≤tr(AmBm) ,其中m为正偶数 ;(2 )tr(AB) m≥tr(AmBm) ,其中iA与iB为非负定阵 ,m为正奇数 .
【Abstract】 For Skew-Hermitian matrices A and B,the following inequalities are proved:(1)tr(AB) m≤tr(A mB m),where mis positive even number;(2)tr(AB) m≥tr(A mB m),where m is positive odd number,and iA and iB are Hermitian nonnegative definite matrices.
【关键词】 Hermite矩阵;
斜Hermite矩阵;
迹;
不等式;
【Key words】 Hermitian matrix; Skew-Hermitian matrix; trace; inequality;
【Key words】 Hermitian matrix; Skew-Hermitian matrix; trace; inequality;
- 【文献出处】 南京师大学报(自然科学版) ,Journal of Nanjing Normal University(Natural Science Edition) , 编辑部邮箱 ,2001年01期
- 【分类号】O151.21
- 【被引频次】4
- 【下载频次】76