Yes. Of course. I have to remember to recheck my posts before pressing "send" On Jan 11, 2016 12:14 PM, "Raul Miller" <[email protected]> wrote:
> Isn't that a random permutation index of a vector of length (!n) ? > > Thanks, > > -- > Raul > > > On Mon, Jan 11, 2016 at 1:02 PM, Skip Cave <[email protected]> > wrote: > > I was showing that a random permutation index of a vector of length n is: > > > > ?~!n > > > > However this isn't what Eddie was asking. > > > > Skip Cave > > > > > > > > On Mon, Jan 11, 2016 at 10:22 AM, Skip Cave <[email protected]> > wrote: > >> Sorry, > >> > >> I misunderstood the question. > >> > >> Skip Cave > >> > >> > >> > >> On Mon, Jan 11, 2016 at 9:55 AM, Roger Hui <[email protected]> > wrote: > >>> How is this relevant? I am proposing to use ?!21x, not ?~!21x . > >>> > >>> > >>> On Mon, Jan 11, 2016 at 7:46 AM, Skip Cave <[email protected]> > wrote: > >>> > >>>> To simplify the code for a permutation index: > >>>> > >>>> ?~!3 > >>>> 5 0 3 2 1 4 > >>>> > >>>> #?~!10 > >>>> 3628800 > >>>> > >>>> #?~!15 NB. Too many numbers. > >>>> |out of memory > >>>> | # ?~!15 > >>>> > >>>> Skip Cave > >>>> Cave Consulting LLC > >>>> > >>>> > >>>> On Mon, Jan 11, 2016 at 9:17 AM, Roger Hui <[email protected] > > > >>>> wrote: > >>>> > Use extended precision integers. > >>>> > > >>>> > ? !21 > >>>> > |domain error > >>>> > | ?!21 > >>>> > > >>>> > ? !21x > >>>> > 36282724980122910689 > >>>> > > >>>> > > >>>> > > >>>> > > >>>> > On Mon, Jan 11, 2016 at 2:22 AM, Eddie Bracho <[email protected]> > wrote: > >>>> > > >>>> >> > >>>> >> (? ! 21) > >>>> >> > >>>> >> |domain error > >>>> >> > >>>> >> | ( ?!21) > >>>> >> > >>>> >> > >>>> >> > >>>> >> Is this intended behavior? I'm trying to shuffle an array by > providing a > >>>> >> random permutation to Anagram (A.), but this limitation does not > allow > >>>> me > >>>> >> to shuffle arrays with more than 20 elements. > >>>> >> > >>>> >> > ---------------------------------------------------------------------- > >>>> >> 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 > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
