Re: [Gnuplot-info] make a function rotate around an axis

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Sekiryou wrote:
> Seems a bit complicated... 

Appearances can be deceptive.

> The purpose of doing that is that i need a picture to show the surface it
> makes. After that we will add another function and try to calculate the
> volume that intersect the 2 functions.

And what do you expect to get in the way of doing that?

> I think it will be hard to do like you show me.

Any attempt to display a solid volume on a 2D screen is hard.  That's the