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.
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)
关键词
初等矩阵
初等变换
逆矩阵
elementary matrix, elementary operation,inverse matrix
