def add_assoc

bend-collections-laws-math@1.0.0.0 · proofs/lib/nat.bend:46

import Base
import bend-collections-laws-math@1.0.0.0/proofs/lib/lemmas/proofs/nat_algebra.bend as NA

46def add_assoc(+a: Nat, +b: Nat, +c: Nat) -> {Nat.add(Nat.add(a, b), c) == Nat.add(a, Nat.add(b, c)) : Nat}:
47  NA.add_assoc(a, b, c)