Hi Steven, Thank you very much, I appreciate your help.


"stevenvh" <nomail@nomail> wrote:
> "Amir_ni" <nomail@nomail> wrote:
> > Hi,
> >
> > I am trying to make a special shape in povray that is made by spheres, but
> > neither "intersection" nor "difference" commands cannot help me. This is the
> > problem: if the position of eight spheres are in a cubic form in a way that the
> > distance between neighbor sphere is less than 1.4 times the radius of spheres, a
> > cavity is formed in the center of cube. I want to make the shape of that cavity.
>
> By the way, you already have a cavity when the distance is less than 1.73 times
> the radius (sqrt(3)), because the distance from the center of a sphere to the
> center of the cavity is sqrt(r^2 + r^2 + r^2). You have three dimensions here.

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