Theorem: LO.FirstOrder.Arith.Model.PPow2.four (Arithmetization/ISigmaZero/Exponential/PPow2.lean)

State before:
M : Type u_1
inst✝⁵ : Zero M
inst✝⁴ : One M
inst✝³ : Add M
inst✝² : Mul M
inst✝¹ : LT M
inst✝ : M ⊧ₘ* 𝐈𝚫₀
⊢ 4 = 2 ^ 2 ∧ PPow2 2
Tactic:
simp [two_pow_two_eq_four]
State after:
no goals