---Roger Hui wrote: > ----- Original Message ----- > From: "Sherlock, Ric" > > ---Roger Hui wrote: > > > It is an art to decide what primitives should be included in a > > > system. I used J itself as a guide (e.g. ttally, tindexof, > > > tmemberof, etc.) and on that basis decline to add the proposed > > > verbs. > > > > Yes I can see that on that basis tfreq doesn't make the cut, but > > wouldn't your suggested rearrangement of tsort1 (to arrange x by y) > > actually be more analagous to /: than the current tsort?
> The current tsort is a monad. As I see it tsort represents the sentence /:~ (not a J primitive). tsort1 would mirror the J primitive /: and tsort1~ would give the same result as the current tsort. Using J as a guide, tsort1 would be more appropriate to include as a primitive? Of course this may be were the art bit comes in! ;-) ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
