只这是我写的程序:f=@(x,y) 1./((x-1).^2+0.16)+1./((y-4).^2+0.16);
x=-1:0.1:3;
y=3:0.1:5;
[X,Y]=meshgrid(x,y);
z=f(X,Y);
mesh(X,Y,z);
opt=optimset('display','iter');
[xy,z,exitflag]=fminsearch(f,[2.5,3.5],opt)
运行后出错
??? Input argument "y" is undefined.
Error in ==> fminsearch at 175
fv(:,1) = funfcn(x,varargin{:});
请问是什么原因?
谢谢