Viktor Cerovski wrote: > One curious thing about the right-to-left notation is that > the whole expression has to be entered in order evaluation > to begin.
I agree with this point, and I would contrast it with PostScript. With postfix notation, you never have to remember tokens or look ahead: you execute each token immmediately. Of course, almost all PostScript programs are not written by humans. Best wishes, John ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
