module A201605.AltArtemov.Try1.Cx where open import A201605.AltArtemov.Try1.Ty public data Cx : Set where ∅ : Cx _,_ : ∀ {n} → Cx → Ty n → Cx ᵍ⌊_⌋ : Cx → ℕ ᵍ⌊ ∅ ⌋ = zero ᵍ⌊ Γ , A ⌋ = suc ᵍ⌊ Γ ⌋