m1 (({ each)"1 0 <"1) r
┌───────┬─────┬───┬─┐
│9 8 2 1│2 6 8│6 2│7│
├───────┼─────┼───┼─┤
│5 4 7 4│2 8 4│1 9│1│
├───────┼─────┼───┼─┤
│4 3 0 7│7 3 6│7 6│6│
└───────┴─────┴───┴─┘> On Apr 7, 2020, at 11:11, Skip Cave <[email protected]> wrote: > > ]m1=.0 1 5 3;4 2 8;7 6;9 ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
