On Wed, 23 Apr 2003 19:06:55 +0200, Achill <ach### [at] matumde> wrote:
> > In my knowledge sum of sets is
> > A+B = { x : x in A or x in B }
> > which can be union{} or merge{} object in POV.
>
> I did not mean "union". Although, the (vector) sum can be viewed as the 
> union of all possible vector additions a+b with vectors a in A and b in B.

I have never seen practical usage of it (can you deliver some url references ?)
but the only solution I can imagine is script based solution. First make some
smart macro to achive array with grid of points of result based on two input
patterns/objects/arrays. Then turn it into density file and render as
media/isosurface.

ABX

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