a*_1^0>:b-+/\a gets close, with a fix-up required for the element on the boundary.
The result is the negation of the usage in each bin, but unused bins retain their original values. ----- Original Message ----- From: Raul Miller <[email protected]> Date: Wednesday, January 27, 2010 8:45 Subject: Re: [Jprogramming] Running Subtraction To: Programming forum <[email protected]> > On Wed, Jan 27, 2010 at 10:54 AM, Alex Rufon <alex_ru...@ist- > systems.com> wrote: > > [a=. 2 * 5 + i. 5 > > 10 12 14 16 18 > > [b=. 35.5 > > 35.5 > ... > > I want to subtract a from b progressively until b is 0 so from > the data above I'll get the following results: > > _10 _12 _13.5 16 18 > > This description does not make sense to me. > > Here are my guesses for where these numbers came from: > > _10 -: -0{a > _12 -: -1{a > _13.5 -: b - +/0 1{a > 16 -: 3{a > 18 -: 4{a > > But I can not figure out how my guesses relate to > your description. > > If I understood your description properly, you might > be interested in something like: > b-+/\.&.|. a > 25.5 13.5 _0.5 _16.5 _34.5 > or > 0 >. b-+/\.&.|. a > 25.5 13.5 0 0 0 > > But I am not at all confident that this is what you > are looking for. ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
