syms unknown_variables;
P=[];
ss = length(X);
for ii = 1:ss-1
for jj = ii+1:ss
P=[P;A(ii,:)*A(jj,:)'];
end
end
solve(P)
最笨的做法~~~ 呼叫 celestialgod 补充~~~

谢谢回答 让我试试 :)

咦？不是控制玛？

楼上 god