NB. Write a function to number the rows of its argument. NB. Example: `a' is an n-dimensional numerical array. ]a =. i.3#2 0 1 2 3
4 5 6 7 NB. NumberRows a NB. 0 0 1 NB. 1 2 3 NB. NB. 2 4 5 NB. 3 6 7 NB. NB. I created this pretty length error: (i.*/}:$a),"0 _1 a ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
