Roger, I get a different result for the third J expresstion than Iverson did in Sample 27. His result for a is a noun, I believe.
]d=: ^ t. i.6 1 1 0.5 0.166667 0.0416667 0.00833333 ]c=: (norm=: % {:) d 120 120 60 20 5 1 +. a=: (init=: r.@}.@i.@#) c |a +. (r.@}.@i.@# (120 120 60 20 5 1 | a)) On Thu, Dec 13, 2012 at 5:28 PM, Roger Hui <rogerhui.can...@gmail.com> wrote: > Iverson discussed Kerner's method in his Turing > lecture<http://www.jsoftware.com/papers/tot.htm>(presented 1979; > published 1980), also Sample Topic 27 in > *J Introduction and > Dictionary*<http://www.jsoftware.com/help/dictionary/samp27.htm> > > -- (B=) ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm