You did not provide a definition for f. f=: *%]
gives me this kind of result: (*%]) i.2 5 0 1 0.5 0.333333 0.25 0.2 0.166667 0.142857 0.125 0.111111 (*%]) 0 0 (*%]) 3j4 0.2j1.77636e_17 So I'm not sure how you got 0.12j_0.16 Hints? Thanks, -- Raul On Fri, Oct 11, 2013 at 2:20 AM, Roger Hui <rogerhui.can...@gmail.com> wrote: > I find this example unconvincing as the following achieves the same end > much more simply and efficiently. > > f i.2 5 > 0 1 0.5 0.333333 0.25 > 0.2 0.166667 0.142857 0.125 0.111111 > f 0 > 0 > f 3j4 > 0.12j_0.16 > > > > > On Thu, Oct 10, 2013 at 9:48 PM, David Lambert <b49p23t...@stny.rr.com>wrote: > >> I don't find examples of "under itemize" in the under essay. I inserted >> an entry " Extend verb domain". >> >> >> reciprocal_or_zero =: =&0`(0,:~%)} NB. zeros may come from fill >> >> reciprocal_or_zero 8 NB. OH NO! >> |rank error: reciprocal_or_zero >> | reciprocal_or_zero 8 >> >> >> (;$) reciprocal_or_zero&.,:8 >> +-----++ >> |0.125|| >> +-----++ >> >> (;$) reciprocal_or_zero&.,:i. 2 5 >> +-----------------------------**----------+---+ >> | 0 1 0.5 0.333333 0.25|2 5| >> |0.2 0.166667 0.142857 0.125 0.111111| | >> +-----------------------------**----------+---+ >> >> ------------------------------**------------------------------**---------- >> For information about J forums see >> http://www.jsoftware.com/**forums.htm<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