I like L: a lot. You can do neat things: ! L: 0 (<0 1 2),<2 4;3 5 7 ┌─────┬─────────────────┐ │1 1 2│┌────┬──────────┐│ │ ││2 24│6 120 5040││ │ │└────┴──────────┘│ └─────┴─────────────────┘
> On Dec 16, 2023, at 09:09, Henry Rich <henryhr...@gmail.com> wrote: > > 'prefix' ,L:0 names > > Untested. > > Henry Rich > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm