*View this file with results and syntax highlighting [here](https://mlochbaum.github.io/BQN/help/leftargument.html).*

# Mathematical Double-struck W (`𝕨`)

## `𝕨`: Left Argument

A variable assigned to the left argument of a block. `𝕎` can be used to access the left argument as a function.

        5 {𝕨} 1