摘要
设A、B、C为实对称正定矩阵,a、b、α为正数,且a≥|A|>a|e|,|B|>b|C|,本文证明了。[|A+B|-(a+b)|C|]≥[|A|-a|C|]+[|B|-b|C|],推广了文[1]、[2]的结果.
In this paper, for determinant of positive definite matrix, we proved which generalized the results of [1]、 [2].
关键词
正定矩阵
行列式
不等式
positive definite matrix, determinant,inequality