半正定Hermite矩阵乘积的特征值估计

ESTIMATION OF THE EIGENVALUES OF AB FOR A≥0,B≥0

本文给出了A和B是半正定Hermite矩阵的积AB的特征值之界的估计,推广了过去的一些结果。

For positive Semi-definite Hermite matrices A and B,We obtained an bound for eigenvalues of AB in terms of those of A and B,Which extend the results in [1].