Theorem: LO.FirstOrder.Arith.Model.pos_iff_one_le (Arithmetization/Vorspiel/Lemmata.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* 𝐏𝐀⁻
a b c : M
⊢ 0 < a ↔ 1 ≤ a
Tactic:
simp [lt_iff_succ_le]
State after:
no goals