x,y的上限、下限是什么?最好也有。在现有条件下,如:fun=@(x)(66505-65486*x(1))^2+(66505-66847*x(2))^2;x0=[0.5;0.5];A=[];b=[];Aeq=[1 1];beq=[1];vlb=[];vub=[];[x,fval]=fmincon(fun,x0,A,b,Aeq,beq,vlb,vub)结果是:x =0.49990.5001fval =2.2343e+09