> Here's another question... what about slicing? If I choose a particular
> value for the 4th ordinate and fix that, can I *then* do the
> intersection on 3D? (Taking a slice is after all a set intersection
> operation - and I *believe* those things are associative...)

Yes, that would work, but only if you post the images (Can't imagine what
the slices would look like).


-- 
merge{#local i=-11;#while(i<11)#local
i=i+.1;sphere{<i*(i*i*(.05-i*i*(4e-7*i*i+3e-4))-3)10*sin(i)30>.5}#end
pigment{rgbt 1}interior{media{emission x}}hollow}//  Mark Weyer

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