Using J as a calculator, the first option is most appropriate.
>: i.4 1 2 3 4 >:@i.4 1 2 3 4 :>:i.4 |domain error | | [:>:i.4 However, f displays to one style that has a domain error. What if f displayed the same result as g ? f=: 13 :'>:i.y' f 4 1 2 3 4 f [: >: i. g=: 13 :'>:@i.y' g 4 1 2 3 4 g >:@i. Linda ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
