The course (1964) at Fox Lane High School that led to the "Elementary Functions" book predated even the 7090 implementation (end of 1965). When the course began the students used Hellerman's PAT system on the 1620. See:
http://www.jsoftware.com/jwiki/Doc/Elementary_Functions_An_Algorithmic_Treatment#Acknowledgments http://www.jsoftware.com/jwiki/Essays/APL_Chronology http://keiapl.org/rhui/autobio.htm#teaching2 ----- Original Message ----- From: Joey K Tuttle <[EMAIL PROTECTED]> Date: Friday, July 18, 2008 19:12 Subject: Re: [Jchat] right to/of left -- what about left to right? To: Chat forum <[email protected]> > At 15:09 -0700 2008/07/18, Roger Hui wrote: > >http://www.jsoftware.com/jwiki/Doc/Elementary_Functions_An_Algorithmic_Treatment#evaluation_order > > > >by Ken Iverson, 1966. > > Bravo! I recently borrowed a copy of "Elementary Functions ..." > from > Eugene McDonnell (because my own copy is squirreled away in a > box > somewhere - sigh) and made copies of Appendix A that you have > provided in scanned form. My idea was to retype that into the > wiki > with TeX for the formulas and perhaps I'll continue to do that > as a > more flexible form of the material. > > I think it is worth noting that the March 1, 1966 date that Ken > wrote > the foreword is well before the first/any working version of > APL\360 > and the APL notation in the book is from the earlier 7090 work > at > Stanford. The examples look a bit clumsy because of things which > have > evolved such as being able to enter a vector like 1 2 3 instead > of > 1,2,3 but the whole book is a good look at early thinking going > in to > evolving from a notation to a working interpreter. ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
