Theorem: Smt.Arith.eq_eq_sub_eq_zero (Smt/Reconstruct/Arith/ArithPolyNorm.lean)

State before:
α : Type u_1
inst✝ : LinearOrderedRing α
a b : α
⊢ (a = b) = (a - b = 0)
Tactic:
simp only [sub_eq_zero]
State after:
no goals