>From a fun article on the history of computing <http://www.neatorama.com/2008/01/25/the-wonderful-world-of-early-computing>
The 20,000-year-old bone revealed that early civilization had mastered arithmetic series and even the concept of prime numbers. This predates the Egyptian and Greek references to prime number knowledge I have heard about by a wide margin. Unfortunately, the article doesn't go into any more detail then the quote above. -Michael Heyman --------------------------------------------------------------------- The Cryptography Mailing List Unsubscribe by sending "unsubscribe cryptography" to [EMAIL PROTECTED]