exact this
ℕ : Type
inst✝ : Natural ℕ
n m : ℕ
x✝ : Positive (n——m)
this✝³ : n > m
this✝² : compare n m = Ordering.gt
this✝¹ : ord_sgn (compare n m) ≃ ord_sgn Ordering.gt
this✝ : ord_sgn (compare n m) ≃ 1
this : (n——m).sgn ≃ 1
⊢ (n——m).sgn ≃ 1
no goals