blob: c24c94975e504f838ba6b0bfa627bca3bc7bb473 [file] [edit]
i j : Nat
a : Array Nat
v : Nat
h₁ : i < Array.size a
h₂ : j < Array.size a
h₃ : i = j
⊢ f a i v h₁ = f a j v h₂
i j : Nat
a : Array Nat
v : Nat
h₁ : 0 + i < Array.size a
h₂ : j < Array.size a
h₃ : i = j
⊢ f a i v (Nat.zero_add i ▸ h₁) = f a j v h₂