have : m < n ∨ m ≃ n := le_split this
ℕ : Type
inst✝³ : Core ℕ
inst✝² : Induction ℕ
inst✝¹ : Addition ℕ
inst✝ : Sign ℕ
order_inst : Order ℕ
n m : ℕ
x✝ : n ≥ m
this : m ≤ n
⊢ n > m ∨ n ≃ m
ℕ : Type
inst✝³ : Core ℕ
inst✝² : Induction ℕ
inst✝¹ : Addition ℕ
inst✝ : Sign ℕ
order_inst : Order ℕ
n m : ℕ
x✝ : n ≥ m
this✝ : m ≤ n
this : m < n ∨ m ≃ n
⊢ n > m ∨ n ≃ m