首尾和r-循环矩阵的逆与广义逆的快速算法

The Fast Algorithm for Finding Inverse and Generalized Inverse of FLS r-Circulant Matrix

利用多项式的快速算法,给出了求首尾和r-循环矩阵的逆、{1,2}———逆、Drain逆的快速算法.

By the fast algorithm for computing polynomials,this article gives a fast algorithm for finding the inverse,｛1,2｝-inverse,and Drain inverse of FLS r-circulant matrix.