Theorem: LO.FirstOrder.Arith.Model.Nuon.two_mul_sqrt_le_self (Arithmetization/OmegaOne/Nuon.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 + 𝛀₁
a : M
⊢ (√a) ^ 2 + 1 ≤ a + 1
Tactic:
simp
State after:
no goals