I'm not sure if 1&o."0 has IRS (integrated rank support) or not. If it doesn't then I think the phase with infinity rank is fine.
On Sat, Jan 16, 2021, 7:02 PM Arnab Chakraborty <[email protected]> wrote: > Dear all, > > Just wondering if the correct defn of sin shouldn't be > > sin=:1&o."0 > > instead of > > sin=:1&o. > which has rank infinity. > > With the rank infinity definition +/@sin behaves just like +/@:sin > > But, ideally, +/@sin 4 5 should be a list of two numbers, while +/@:sin > should be their sum. > > Just like, +/@*: and +/@:*: > > > Thanks and regards, > > Arnab > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
