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Subject: Re: Self-intersection in NURBS curves (loops)



"Wilfried Horn" wrote in message
news:4b6tjmFu2blrU1@news.dfncis.de...
> is there a reliable method to find out if a NURBS curve does have loops
> (sel-intersections)? If the answer is yes, how does that work. are there
> any sources for this?

Perhaps a starting point:
http://www.research.att.com/~krishnas/papers.html
the paper "Algebraic Loop Detection and Evaluation Algorithms
for Curve and Surface Interrogations". Other papers at this
site have related material.

--
Dave Eberly
http://www.geometrictools.com



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