It is 5:17 AM in Finland and I already have two good answers. Thank you David and Pascal!
It seems that I haven't been using Compose either :) . But at least I knew that this is the place to be. Thanks again, Esa -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of David Lambert Sent: perjantaina 4. joulukuuta 2015 5.14 To: programming <[email protected]> Subject: Re: [Jprogramming] My first J conjuction I expect you'll get many of the same response. Your conjunction is fine, however this particular case is so frequent there's a built in conjunction. Read "but first", x f&g y or x f&:g y the difference being rank. Add but first square: 4 +&: *: 5 41 On 12/03/2015 10:05 PM, [email protected] wrote: > Date: Fri, 4 Dec 2015 03:05:50 +0000 > From: Lippu Esa<[email protected]> > To:"[email protected]" <[email protected]> > Subject: [Jprogramming] My first J conjuction > Message-ID: <4C1D3F3685BCAE4699AA47F9961903BA33126CC3@VDOMES02> > Content-Type: text/plain; charset="us-ascii" > > Hello everybody, > > I realized with some shame that I haven't written a single J conjunction - > ever. Some adverbs, yes, but they too are newish. > > I have a recurring need for sentences like (f x) g f y where verb f is > applied to nouns x and y and dyadic verb g is then applied to the two results. > > and was thinking of something like x f c g y with c being a conjuction. This > is what was the result: > > fxgfy=: 2 : 0 > : > (v x) u v y > ) > > 4 + fxgfy *: 5 NB. very simple example > > 4 + fxgfy *: 5 > 41 > > Is there a more natural J way to do this? What would be a good name for this > type of conjunction or operation? > > Esa ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
