Can Excel generate a 3-D scatter plot?

[zzzfizz]

I want to generate surface plots of the form (x,y,f(x,y)). Should I just go
buy MathCAD, or can Excel manage this?

 

[Frank Kabel]

Hi
Andy Pope has 'tricked' one:
http://andypope.info/charts/3drotate.htm

But you probably go for MathCad