Skip, I am having trouble finding perm. I tried using A. in its place, but did not succeed. But I think I see where you were going. Good idea.
On Mon, May 25, 2020 at 2:54 PM Skip Cave <[email protected]> wrote: > ssmb=:+./@E. > > l21=.-.1 1 ssmb"1+./"2]1 2=/"1 n=.perm 4 > > l30=.-.1 1 ssmb"1+./"2]0 3=/"1 n > > n#~l30*.l21 > > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
