Ah, I forgot that = has its own rank, that was silly. Thank you. On 12/20/2017 12:35 AM, bill lam wrote:
= is rank 0 -: is rank infinity Try 0= 1$0 and 0-: 1$0 and note the shape of results On Dec 20, 2017 1:16 PM, "Dabrowski, Andrew John" <[email protected]><mailto:[email protected]> wrote: Here's my latest exasperation. zero =: < (1$0) zero ┌─┐ │0│ └─┘ > zero 0 $ > zero 1 zero = <0 0 (>zero) = 0 1 Why in God's name does J consider a singleton list 0 equal to the scalar 0 but consider the boxed versions of each distinct? ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
