Applying a negative rank twice also causes problems: |."_1 i.2 2 1 0 3 2 |."_1"_1 i.2 2 0 1 2 3
J's implementation does the expected here. f =. |."_1 f"f i.2 2 1 0 3 2 Marshall On Thu, May 07, 2015 at 09:09:08PM +0000, 'Pascal Jasmin' via Programming wrote: > is there a reason to call > > (+" 0 _1) b. 0 > _ 0 _ > > a feature? > > why should it not be > > _ 0 _1 > > ? > > > > ----- Original Message ----- > From: Marc Simpson <[email protected]> > To: Programming forum <[email protected]> > Cc: > Sent: Thursday, May 7, 2015 4:33 PM > Subject: Re: [Jprogramming] Puzzle: nontransitive rank > > Or indeed > > enigma=. +"0 _1 > > > On Thu, May 7, 2015 at 9:30 PM, Marc Simpson <[email protected]> wrote: > > > enigma=. +"_1 0 _1 > > 1 2 enigma 1 2 > > 2 4 > > 1 2 enigma"enigma 1 2 > > 2 3 > > 3 4 > > > > On Thu, May 7, 2015 at 9:19 PM, 'Pascal Jasmin' via Programming < > > [email protected]> wrote: > > > >> cool puzzle that seems unsolvable given > >> http://www.jsoftware.com/help/dictionary/d600xv.htm > >> > >> the property of enigma is that when operated at its "native rank" it > >> returns the first result, but > >> > >> enigma"enigma applies enigma at enigma's rank, and so how could this be > >> different? > >> > >> > >> ----- Original Message ----- > >> From: Henry Rich <[email protected]> > >> To: Programming forum <[email protected]> > >> Cc: > >> Sent: Thursday, May 7, 2015 3:25 PM > >> Subject: [Jprogramming] Puzzle: nontransitive rank > >> > >> 1 2 enigma 1 2 > >> 2 4 > >> 1 2 enigma"enigma 1 2 > >> 2 3 > >> 3 4 > >> > >> enigma is a short verb. What might it be? > >> > >> Henry Rich > >> ---------------------------------------------------------------------- > >> For information about J forums see http://www.jsoftware.com/forums.htm > >> ---------------------------------------------------------------------- > >> For information about J forums see http://www.jsoftware.com/forums.htm > >> > > > > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
