Advanced Practical Recursion in Lisp 1.0 Posted by remvee on Wednesday April 01, 2009 @07:45AM from the groups.google.com dept. http://groups.google.com/group/clojure/browse_thread/thread/c9bd4e79e5877a66 ( 5 comments | 18 points | on HN )
The code is a bit to intricate for me to completely get it. :(
http://en.wikipedia.org/wiki/Y_combinator#Y_combinator
The other possibility is, it's just not that funny. :)