Dawn McKnight wrote:
> 
> [...]
> 
> A plane is an infinately thin object which extends infinatly in two
> directions.
> 
> Therefore, it would seem to me that, if you intersected two planes, you
> would get a line; if you intersected three planes... provided they
> intersected at all... you would get a point.

Then maybe read the chapter on the plane object again, esp. the fourth
paragraph.

Christoph

-- 
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