- /
-
Smile
on 19 Oct 2021
- 0
- 9
- 1
- 0
- 147
[x,y]=meshgrid(-20:.02:20);
s=@(p,q)sin(((x-p).^2+(y-q).^2).^0.5)
mesh(x,y,s(-3,-3)+s(3,-3)-s(3,3)-s(-3,3))
colormap(gca,'hsv')
view(0,90)
axis equal off