I remember a while ago some one had a pi program for the 82. Or maybe it was the 83. Well anyways, if anyone has it, if the would send it to me, I would be very thankful. Thanks, Dan TI-HQ The TI HEADQUARTERS: games, progs, reviews, articles, high scores, on the horizon, top ten, screen shots, fun stuff, and more. visit us at: http://www.geocities.com/SiliconValley/Bay/2634/