unc_nn_sinplot.m

matlab最优化理论的实现

%the dimension is two ,n=2;

clear
clc
lb=-10;
ub=10;
teix=0.1;
[X,Y] = meshgrid(lb:teix:ub);
tempZ=10*sin(pi*X).^2+(X-1).^2.*(1+10*sin(pi*Y).^2)+(Y-1).^2;
Z=pi/2*tempZ;

% mesh
mesh(X,Y,Z)
axis([lb ub lb ub 0 2500]);
title('unc#nn#sin');
xlabel('x');
ylabel('y');
zlabel('z')


% % contour
% v=[ 0  1 2 5 10 20 50 60  200];
% [c,h]=contour(X,Y,Z,v);
% clabel(c,h);
% title('unc#nn#sin');
% xlabel('x');
% ylabel('y');