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diff --git a/help/rank.md b/help/rank.md new file mode 100644 index 00000000..0bbab822 --- /dev/null +++ b/help/rank.md @@ -0,0 +1,20 @@ +*View this file with results and syntax highlighting [here](https://mlochbaum.github.io/BQN/help/rank.html).* + +# Circled Horizontal Bar With Notch (`⎉`) + +## `𝔽⎉𝕘 𝕩`, `𝕨 𝔽⎉𝕘 𝕩`: Rank + +Apply `𝔽` to cells at ranks given in `𝕘`. + +The ranks applied are given by the following: + +- `⎉ c` Rank-c cells of `𝕩` (monadic) or both arguments (dyadic) +- `⎉ b‿c` ⍝ Rank-b cells of `𝕨` and rank-c cells of `𝕩` (dyadic) +- `⎉ a‿b‿c` ⍝ Rank-a cells of `𝕩` (monadic), b-cells of `𝕨` and c-cells of `𝕩` (dyadic) + + + a ← 3‿2‿4⥊"ABCDEFGHIJKLMNOPQRSTUVWXYZ" + + ⌽⎉2 a + + |