Stevem I think using just ".&> would work better for you than using cut, because cut reverses the order of each row. Also, notice that ravel is just as good as raze.
a NB. this is your a +-+-+-+-+-+ |1|2|3|4|5| +-+-+-+-+-+ ".&> a 1 2 3 4 5 $".&> a 1 5 ,".&> a 1 2 3 4 5 $,".&> a 5 On Fri, Feb 13, 2009 at 4:21 AM, Steven Taylor <[email protected]> wrote: > I thought I should post a quick example based on the help received > load 'csv' > '1,2,3,4,5' fwrite 'l4.csv' > a=: readcsv jpath 'l4.csv' > $ a > 1 5 > NB. from right to left: cut into atoms ;.0 unbox > convert (".) > raise (i.e. reduce shape from 1 5 to 5); > ] b=:;(".)&>;.0 a > 5 4 3 2 1 > $ b > 5 > +/ b > 15 -- (B=) ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
