import NNG.Metadata
import NNG.MyNat.Addition

namespace MyNat

-- TODO: Do we need these instances?

-- instance addSemigroup : AddSemigroup ℕ :=
-- {
--   zero := 0

-- }
-- MyNat.addMonoid        -- (after level 2)
-- MyNat.addCommSemigroup -- (after level 4)
-- MyNat.addCommMonoid    -- (after level 4)