```⍝ List of functions:

⊃÷/ +/lof⍴ 1 2 3 4                                  ⍝ arithmetic mean.
2.5
cvex←'will' 'you' 'nill'                            ⍝ vector of vectors.

{2↑⍵} lof {2↑⌽⍵} lof {⌽2↑⍵} cvex                    ⍝ without left closure.
┌────┬───┬──────────┬──────────┐
│will│you│┌────┬───┐│┌───┬────┐│
│    │   ││nill│you│││you│will││
│    │   │└────┴───┘│└───┴────┘│
└────┴───┴──────────┴──────────┘

{''} lof {2↑⍵} lof {2↑⌽⍵} lof {⌽2↑⍵} cvex           ⍝ explicit closure.
┌──────────┬──────────┬──────────┐
│┌────┬───┐│┌────┬───┐│┌───┬────┐│
││will│you│││nill│you│││you│will││
│└────┴───┘│└────┴───┘│└───┴────┘│
└──────────┴──────────┴──────────┘

_lof←{                  ⍝ Close list of functions.
⍺←⊢                 ⍝ ambivalent.
(⍺ ⍺⍺ ⍵)(⍺ ⍵⍵ ⍵)    ⍝ one at a time.
}

{2↑⍵} _lof {2↑⌽⍵} lof {⌽2↑⍵} cvex                   ⍝ closure using <_lof>.
┌──────────┬──────────┬──────────┐
│┌────┬───┐│┌────┬───┐│┌───┬────┐│
││will│you│││nill│you│││you│will││
│└────┴───┘│└────┴───┘│└───┴────┘│
└──────────┴──────────┴──────────┘

Back to: code

Back to: Workspaces
```