case zero => exact A
L : Language
inst✝³ : (k : ℕ) → DecidableEq (L.Func k)
inst✝² : (k : ℕ) → DecidableEq (L.Rel k)
inst✝¹ : (k : ℕ) → Encodable (L.Func k)
inst✝ : (k : ℕ) → Encodable (L.Rel k)
T : Theory L
Γ : Sequent L
nwf : ¬WellFounded (SearchTree.Lt T Γ)
A : Acc (SearchTree.Lt T Γ) ⊤
s : ℕ
Δ : Sequent L
⊢ Acc (SearchTree.Lt T Γ) ⟨0, ⟨Γ, SearchTreeAux.zero⟩⟩
no goals