I just noticed that some long lines of my message were apparently cut off (this is a first). The message looks good in the sent folder of my webmail client though. So, I am resending it again…
>My speculation on the origins of the name "J": >http://www.jsoftware.com/pipermail/programming/2009-October/016557.html The why and when answers in his own words are respectively in: http://elliscave.com/APL_J/rogerhui.htm ( see also http://www.jsoftware.com/jwiki/Doc/An%20Implementation%20of%20J ), and http://keiapl.info/rhui/remember.htm >played with 128!:2 much*. But you inspired me to look at it again with your >Y-combinator (on RC). Do you have any >other neat examples of its use? I like the method used by the verb ack to (try to) compute the Ackermann function (see near the end of the message http://www.jsoftware.com/pipermail/general/2006-January/026196.html ). >When did it go in? I cannot recall the precise time but it was early in this decade if I am not mistaken. >Did you suggest it to Roger? Yes, I wanted to have a tacit counterpart of do (".). The pressing reason for having apply (128!:2) was to load very large (fixed tacit) verb-level one-liners and to call them at runtime by a quantitative trading system (see 2. in http://www.jsoftware.com/pipermail/programming/2007-February/005315.html ). >1. On the Tools menu, click AutoCorrect Options, then >click the AutoFormat As You Type tab. >2. Under Replace as you type, select or clear the >"Straight quotes" with "smart quotes" check box. Many thanks! [Jprogramming] newbie question Jose Mario Quintana josemarioquintana at 2bestsystems.com Tue Dec 8 12:44:27 HKT 2009 Previous message: [Jprogramming] newbie question Next message: [Jprogramming] averages of non-zero elements of matrices Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] -------------------------------------------------------------------------------- >My speculation on the origins of the name "J": >http://www.jsoftware.com/pipermail/programming/2009-October/016557.html The why and when answers in his own words are respectively in: >played with 128!:2 much*. But you inspired me to look at it again with your >Y-combinator (on RC). Do you have any >other neat examples of its use? I like the method used by the verb ack to (try to) compute the Ackermann function (see near the end of the message >When did it go in? I cannot recall the precise time but it was early in this decade if I am not mistaken. >Did you suggest it to Roger? Yes, I wanted to have a tacit counterpart of do (".). The pressing reason for having apply (128!:2) was to load very large (fixed tacit) verb-level one-liners and to call them at runtime by a quantitative trading system (see 2. in >1. On the Tools menu, click AutoCorrect Options, then >click the AutoFormat As You Type tab. >2. Under Replace as you type, select or clear the >"Straight quotes" with "smart quotes" check box. Many thanks! ________________________________ ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
