摘要
首先证明了如果秩(A)=n-1,则伴随矩阵A*可以通过线性方程组AX=0的基础解系表达,然后给出一种计算n阶伴随矩阵方法。
In this paper, it is shown that the adjoint matrix A^＋ of a nxn matrix A with rank （A）=n-1 can bc defined by a basis of the solution space for the homogeneous system AX= 0, and then a method for showing the adjoint matrix is given.
出处
《莆田学院学报》
2007年第5期101-102,共2页
Journal of putian University
关键词
矩阵
初等变换
伴随矩阵
齐次线性方程组
matrix
elementary transformation
adjoint matrix
homogeneous linear equation system
