Justin Whitton wrote:

> Maybe Ken can provide a link to a tutorial on the vector functions?

 I can't recall one off hand. It would be ok to ask about this
in the povray.advanced-users group. I am sure that someone would
take the time to explain them in reasonable detail. That is what
these groups are for after all :)

-- 
Ken Tyler -  1300+ Povray, Graphics, 3D Rendering, and Raytracing Links:
http://home.pacbell.net/tylereng/index.html http://www.povray.org/links/

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