apply ValidOnFrame.imply₂
case imply₂
α : Type u_1
inst✝ : Inhabited α
𝓓 : DeductionParameter α
p : Formula α
F : Frame' α
hF : F ∈ 𝔽(Ax(𝓓))
p✝ q✝ r✝ : Formula α
⊢ F ⊧ (p✝ ⟶ q✝ ⟶ r✝) ⟶ (p✝ ⟶ q✝) ⟶ p✝ ⟶ r✝
no goals