# `÷` — Reciprocal / Divide

`÷Y`: 1/Y. Pervasive.

``` apl
÷4                ⍝ 0.25
```

`X÷Y`: X/Y. Pervasive.

``` apl
1x÷3x             ⍝ 1r3
0÷0               ⍝ 1
```

DOMAIN: zero divisor, except `0÷0=1`.