exact he _
L : Language
μ : Type v
μ₂ : Type u_1
μ₁ : Type u_2
m : ℕ
b : ℕ → UTerm L μ₂
e : μ₁ → UTerm L μ₂
he : ∀ (x : μ₁), (e x).bv ≤ m
a✝ : μ₁
hb : ∀ x < (fvar a✝).bv, (b x).bv ≤ m
⊢ (e a✝).bv ≤ m
no goals