This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
-- non-dependent coe should reduce to its body
def five : ℕ = 5
def five? : ℕ = coe ℕ 5
def eq : five ≡ five? : ℕ = δ _ ⇒ 5
def subst1 : 0.(P : ℕ → ★) → P five → P five? = λ P p ⇒ p
def subst2 : 0.(P : ℕ → ★) → P five? → P five = λ P p ⇒ p