[pstricks] from surface contours into the xy plane

[Herbert Voss]

Am 09.01.2011 18:42, schrieb "Aydın ÜSTÜN":
> 
> Is there a way to plot the surface contours on the xy plane? In the attached 
> sample, how can I do this?

you have to transform your equation into z=t, y=f(t), x=f(t)
Then you can use the \pssolid for a curve with z=0.
In the documentation is an example of a projected 3d curve to
the coordinate planes.

Herbert