backiden.m

来自「线性代数实验及MATLAB入门,电子工业出版社出版 陈怀琛 龚杰民合著」· M 代码 · 共 6 行

function B=backiden(n)
% The command backiden(n) will generate nxn
% backwards identity matrix. The matrix will
% have 1's on the anti-diagonal and 0's elsewhere.
B=fliplr(eye(n));