let Δ := {f : Form | ¬(formalApplication (▲{f}) u ⊆ p) }
t u : Th
p : Pr
h₁ : formalApplicationFunction t u ≤ ↑p
⊢ ∃ q, t ≤ ↑q ∧ formalApplication ↑↑q ↑u ⊆ ↑↑p
t u : Th
p : Pr
h₁ : formalApplicationFunction t u ≤ ↑p
Δ : Set Form := { f | ¬formalApplication (▲{f}) ↑u ⊆ ↑↑p }
⊢ ∃ q, t ≤ ↑q ∧ formalApplication ↑↑q ↑u ⊆ ↑↑p