Yes - that's it. I was misled by the "Tompkins-Paige ordering" referred to in the essay and I didn't notice the "?" in the definition. I was thinking this was an unambiguous ordering of the permutation vectors. Should I change the essay to use "?." or include a note about why the result someone sees from running this code may not match what is presented?
On Sun, Jul 22, 2018 at 6:01 PM Brian Schott <[email protected]> wrote: > Devon, > rlist uses ? which produces different random values. > I think ?. may produce identical random values in different Js. > > On Sun, Jul 22, 2018 at 5:21 PM, Devon McCormick <[email protected]> > wrote: > > > rlist=: TPlist { ?@! { Llist > > TPlist=: 3 : 0 > > if.y>1 do. > > r=: ,/(i.y)|."1 every<(TPlist<:y),.<:y > > else. r=: 1 $0 end. > > ) > > Llist=: i.@! A. i. > > > > Where "every" is "&>". > > > > > > > -- > (B=) <-----my sig > Brian Schott > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm -- Devon McCormick, CFA Quantitative Consultant ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
