[pstricks] Is this paraboloid possible with PSTricks

[Paul Smith]

On Sat, 18 Dec 2004 16:07:40 +0100, Hendri Adriaens <Hendri at uvt.nl> wrote:
> > Is it possible to do with PSTricks a paraboloid like the one shown at:
> >
> > http://mathworld.wolfram.com/Paraboloid.html
> >
> > but _without_ the grid? If so, which packages should I consider?
> 
> pst-3dplot, see www.pstricks.de

Thanks, Hendri. But, is it with the package pst-grad that one draws
the filling of the surface?

Paul