Theorem: UInt.neg_add (Algdata/Classes/UInt.lean)

State before:
α : Type
inst✝¹ : (n : Nat) → OfNat α n
inst✝ : UInt α
a b : α
⊢ -a + b = b - a
Tactic:
rw [UInt.add_comm, UInt.add_neg]
State after:
no goals