"Fernando Gonzalez del Cueto" <fgd### [at] hotmailcom> wrote in
message news:3e7a603f$1@news.povray.org...
> Wow... It is impressive.

Thank you.

> What algorithm did you use?

I looked for symetry and could see that I only needed to define a
quarter of the knot, and then rotate copies 90/180/270 deg to make the
full object.

See also my reply to Tim.

I'll post the source if anyone is interested.

Alf

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