On Sun, 13 Aug 2017, Dave Horsfall wrote: > On Sat, 12 Aug 2017, Steve Johnson wrote: > >> A little Googling shows that the IF I mentioned was called the >> "arithmetic IF". > > Ah yes. It was in FORTRAN II, as I recall. It turns out the original FORTRAN (manual published in October 1956; code first shipped around April 1957) included the arithmetic IF as well as the assigned and computed GOTO statements — see chapter 4 of this manual: J.W. Backus, R.J. Beeber, S. Best, R. Goldberg, H.L. Herrick, R.A. Hughes, L.B. Mitchell, R.A. Nelson, R. Nutt, D. Sayre, P.B. Sheridan, H. Stern, I. Ziller. The FORTRAN Automatic Coding System for the IBM 704 EDPM : Programmer's Reference Manual. Applied Science Division and Programming Research Department, International Business Machines Corporation, October 15, 1956, 51 pages. http://www.bitsavers.org/pdf/ibm/704/704_FortranProgRefMan_Oct56.pdf (For more on the original FORTRAN compiler, see http://www.softwarepreservation.org/projects/FORTRAN/.) -------------- next part -------------- An HTML attachment was scrubbed... URL: