Sorry, Simple J uses trains and rank but no other conjunction.
On 11/13/2011 11:48 AM, Marc Simpson wrote: > How about using adverse? > > k =: ( ([: +/ E.) ::0:> )"1 0 > > 'bc' k ::0: 'ab';'bc';'bcd';'ad';'a' > 0 1 1 0 0 > > -M > > On Sat, Nov 12, 2011 at 6:31 PM, Kip Murray<[email protected]> wrote: >> I didn't want to talk about it, but verb k depends on strings being >> non-empty lists of characters, and the example you give can be fixed by >> using the list ,'a' in place of the scalar 'a' : >> >> k =: ( ([: +/ E.)> )"1 0 >> >> 'bc' k 'ab';'bc';'bcd';'ad';'a' >> |rank error: k >> | 'bc' k'ab';'bc';'bcd';'ad';'a' >> >> 'bc' k 'ab';'bc';'bcd';'ad';,'a' >> 0 1 1 0 0 >> >> $&.> 'ab';'bc';'bcd';'ad';'a' >> +-+-+-+-++ >> |2|2|3|2|| >> +-+-+-+-++ >> $&.> 'ab';'bc';'bcd';'ad';,'a' >> +-+-+-+-+-+ >> |2|2|3|2|1| >> +-+-+-+-+-+ >> $&.> ;:'ab bc bcd ad a' >> +-+-+-+-+-+ >> |2|2|3|2|1| >> +-+-+-+-+-+ >> >> So using ;: is a good idea for not fussing with 'a' vs ,'a' . >> >> >> On 11/12/2011 5:06 AM, Marc Simpson wrote: >>> On Sat, Nov 12, 2011 at 2:13 AM, Kip Murray<[email protected]> wrote: >> >>> Good stuff—but note that the following case is problematic, >>> >>> 'bc' k 'ab';'bc';'bcd';'ad';'a' >>> |rank error: k >>> | 'bc' k'ab';'bc';'bcd';'ad';'a' >>> >>> In other words, padding with fill characters is a trade-off: on the >>> one hand incorrect results are yielded for whitespace tests, on the >>> other there are no length restrictions (length>= #x) placed on the >>> boxed strings. >>> >>> When it's possible to use ;: as in Raul's example, the domain >>> restriction and whitespace issues are resolved, >>> >>> 'bc' k ;:'ab bc bcd ad a' >>> 0 1 1 0 0 >>> ' ' k ;:'ab bc bcd ad a' >>> 0 0 0 0 0 >>> >>> -M >>> ---------------------------------------------------------------------- >>> 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
