初等行变换与初等列变换并用求逆矩阵  

The Method of Inverse Matrix Benn Got by Elementary Operation of Row and Elementary Operation of file Together

作　　者：张喜善[1] 

机构地区：[1]太原师范学院数学系,山西太原030012

出　　处：《中央民族大学学报（自然科学版）》2016年第3期37-40,共4页Journal of Minzu University of China(Natural Sciences Edition)

摘　　要：本文介绍在用初等变换求逆矩阵时,可以同时使用初等行变换与初等列变换来求逆矩阵,该方法对于对称矩阵的求逆矩阵,能起到简化计算的目的.In this paper,We got the method of inverse matrix by elementary operation of row and el- ementary operation of file together. It is simple for symmetric matrix.

关 键 词：初等矩阵 初等变换 逆矩阵 

分 类 号：O151.21[理学—数学]