> I just stumbled upon this posting because I saw science metnionned. Nice.
> In fact, I stumbled upon your web site last week when trying to learn about
> fractals.  I ended up coding PovRay to make those intriguing Peter De Jong
> Attractor graphs you have at your site.  One image is below.  Because I set
> it up to randomly assign the a,b,c,d vlaues, I added the a,b,c,d values in
> the corner so I could remake them if I want.

Readers might like to note that while this "looks" like a 3D model
and it was created using PovRay (a 3D rendering package), it is in fact 
only 2D ... it's our brain that prefers to make sense of the twirls as 
a 3D object.

-- 
Paul Bourke
pdb(NOSPAM)swin.edu.au

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