The Ruby AI Weblog for implementing artificial intelligence is at http://mentifex.virtualentity.com/ruby.html -- with Ruby AI links. A.T. Murray -- http://doi.acm.org/10.1145/307824.307853 -- ACM SIGPLAN Notices; http://www.sl4.org/archive/0205/3829.html -- comments by Dr. B.G. http://www.amazon.com/exec/obidos/ASIN/0595654371/ -- AI textbook http://www.kurzweilai.net/mindx/profile.php?id=26 - Mind-eXchange