Changed the subject so people don't complain ;-) On Thu, 2011-06-01 at 09:32 -0500, Guy Hulbert wrote: > The algorithm was the ruelle-takens algorithm (ca 1979, iirc) to compute > the fractal dimension of a series.
Google ( http://www.google.com/search?q=ruelle+takens+algorithm ) found: http://www.emayzine.com/infoage/math/math2.htm Looks like 1979 is about right. -- --gh