On Sun, 7 Dec 2008 19:20:03 -0800 "William \"Chops\" Westfield" wrote: > > The "better" algebraic calculators do not use RPN for any functions. > > > > If use want sqrt(2) then you press [SQRT] 2 > > Really? Which brand are you thinking of? One example is my (old) Casio fx-6300. After years of use I still don't find it quite intuitive. John -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist