On Wed, Aug 17, 2011 at 8:53 AM, Rudi Mann <[email protected]> wrote: > Isn't #:^:_1 the same as #. since they are inverse functions?
Inverses are subtle things. In this case the issue is verb rank: The rank of #. is 1 1 1 and the rank of #:^:_1 is _ _ _ See also: http://jsoftware.com/help/dictionary/d202n.htm http://jsoftware.com/help/dictionary/d600n.htm -- Raul ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
