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arithmetic
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(add 2 3)

to call a function, wrap it and its arguments in parentheses.

add sums two atoms.

glossary

%: calls a gate with several arguments, gathering them into one sample.

%:(add 2 3) is 5.

irregular forms:

(gate a b c) is %:(gate a b c)

add sums two atoms.

(add 2 3) is 5.