On 2013-07-30, at 18:51, Chris Craddock wrote: > On Jul 30, 2013, at 7:20 PM, "David Cole" <[email protected]> wrote: > >> Hmmm... I wonder if YREGS came originally from Yale. In the '70s, >> Howard Gilbert and I were involved in writing a version of APL that >> would run within TSO, and it was sold by IBM as an "IUP". (Extra >> points if you remember what either "APL" or "IUP" means...) > > APL is "A Programming Language" based on Ken Iverson's doctoral work. > IUP is "Installed User Program" kind of a "best effort, don't count on it" > support IIRC > Does the "Y" stand for "Yale"?
Elsewhere, there's IATYREGS. I don't know the compatibility constraints. And CMS has REGEQU. Someone just didn't get ahead of the game. -- gil
