14 lines
251 B
Text
14 lines
251 B
Text
i j : Nat
|
|
a : Array Nat
|
|
v : Nat
|
|
h₁ : i < a.size
|
|
h₂ : j < a.size
|
|
h₃ : i = j
|
|
⊢ f a i v h₁ = f a j v h₂
|
|
i j : Nat
|
|
a : Array Nat
|
|
v : Nat
|
|
h₁ : 0 + i < a.size
|
|
h₂ : j < a.size
|
|
h₃ : i = j
|
|
⊢ f a i v (Nat.zero_add i ▸ h₁) = f a j v h₂
|