exact Fδ_in
case h
ψ : Formula
W : Type
M : KripkeModel W
w : W
α β : Program
Fs : List Formula
Fδ_in : (Fs, ε) ∈ H α
w_Con : evaluate M w (Con (Yset (Fs, ε) (⌈β⌉ψ)))
Gs : List Formula
γ : List Program
Gsγ_in : (Gs, γ) ∈ H β
claim : evaluate M w (Con (Yset (Gs, γ) ψ))
⊢ (Fs, ε) ∈ H α
no goals