On Fri, Feb 26, 2010 at 12:28 AM, Roger Hui <[email protected]> wrote: > (a *&$ b) ($,) 0 2 1 3 |: a */ b
That might be more efficient, but I think the most straightforward way to compute this is just this: ,/"2,/ a */"1"1 2 b Ambrus ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
