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*View this file with results and syntax highlighting [here](https://mlochbaum.github.io/BQN/help/˜self swap.html).*
# Small Tilde (`˜`)
`𝔽˜ 𝕩`: Self
Supplies `𝕩` as a left argument to `𝔽` (`𝕩 𝔽 𝕩`).
1 + 1
2
+˜ 1
2
`𝕨 𝔽˜ 𝕩`: Swap
Swaps the arguments of `𝔽` (`𝕩 𝔽 𝕨`).
1 - 2
¯1
1 -˜ 2
1
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