m0_57850174的博客

求大神解答。哪里出错了原程序如下：function GM1_1(X0)format long;X0=[132802,133450,134091,134735,135404,136072,136782,137462,138271];[m,n]=size(X0);lamda=X0(1:n-1)./X0(2:n);X1=cumsum(X0);%累加X2=[];for i=1:8X2(i,:)=X1(i)+X1(i+1);endB=-0.5.X2;t=ones(n-1,1);B=[B,t