definability
case hP
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* 𝐈𝚺₁
f : M → M
hf : 𝚺₁-Function₁ f
s : M
⊢ (𝚺, 1)-Predicate fun {s} => ∃ t, Seq t ∧ lh t = lh s ∧ ∀ i < lh s, ∀ x < s, ⟪i, x⟫ ∈ s → ⟪i, f x⟫ ∈ t
no goals