gusucode.com > 《精通matlab 7》包括配套光盘 > 配套光盘里的程序附件/Ex-24/Ex2401.m

    %例24-1 plot3绘制三维曲线图
%Ex24-1 plot3
close all
x=-5:0.4:5;
y=5:-0.4:-5;
z=exp(-0.2*x).*cos(y);
[X,Y]=meshgrid(x,y);
Z=exp(-0.2*X).*cos(Y);
figure
subplot(2,1,1)
plot3(x,y,z,'or',x,y,z)
subplot(2,1,2)
plot3(X,Y,Z)