Xi Demos:
Simple 2 dim. Plots | Velocity Field | Surface | Trajektories

Surface

- Visualization of a Surface -

Code for this example:

(  1)>window(1,\bpp=3,\t3d,\pov);
(  2)>[x,y]=interval2d(-5,-5,5,5,30,30);
(  3)>z=sin(x)*cos(y);
(  4)>surface3d(z,\color=3,\gridColor=1);
(  5)>plot3d(\angle={60,30,-90},\xtitle="x",\ytitle="y",\zrange={-2,2});
(  6)>window(1,\close);
(  7)>$povray +ixigraph.pov -oxigraph.tga +w700 +h700 -d +ft