From: utzoo!decvax!harpo!ihps3!ihuxp!dap Newsgroups: net.math Title: Musing on ABCDE Article-I.D.: ihuxp.185 Posted: Tue Jul 20 17:35:08 1982 Received: Sun Jul 25 05:55:16 1982 Anyone flaming and/or working on the ABCDE problem should read chapter 5 of an old (1967) book entitled "Computer Programming and Related Mathematics" by Richard Andree. In it he presents 3 examples of mathematical problems that are best solved (primarily) by thinking, not coding. One of them is: Find all four digit integers that are perfect squares and contain only even digits. A simple problem, just like ABCDE. Dave Poplawski ~e ~e