摘要
本文在A_1,A_2,…,A_m为规范矩阵的条件下,证明了不等式且不等式(1,2)成立的条件只要求A_1,A_2,…,A_m是Hermite矩阵。
This paper proves the following inequality:where A_1, A_2, …, A_m are all normal matrices, and also proves that the inequality can be tenable only on condition that A_2, A_2, …, A_m are allHermite matrices.
关键词
规范矩阵
迹不等式
矩阵乘积
trace of a matrix, trace inequalities, normal matrix