An arbitrary precision calculator language. See also:
dc
. More information: https://keith.github.io/xcode-man-pages/bc.1.html.
bc
bc --mathlib
bc --expression='5 / 3'
bc path/to/script.bc
bc --expression='scale = 10; 5 / 3'
mathlib
:bc --mathlib --expression='s|c|a|l|e(1)'