module Level where
open import Agda.Primitive public
-- Lifting
record Lift {ℓ ℓ' : Level} (A : Set ℓ) : Set (ℓ ⊔ ℓ') where
constructor lift
field lower : A
open Lift public
-- level zero
ℓ₀ : Level
ℓ₀ = lzero
-- level one
ℓ₁ : Level
ℓ₁ = lsuc ℓ₀