simp[hp₁]
L : Language
L₁ : Language
L₂ : Language
L₃ : Language
ξ : Type u_1
ξ₁ : Type u_2
ξ₂ : Type u_3
ξ₃ : Type u_4
n n₁ n₂✝ n₂ m m₁ m₂ m₃ : ℕ
ω : Rew L ξ₁ n₁ ξ₂ n₂
q₁ : Semiformula L ξ₂ n₂
p₁ : Semiformula L ξ₁ n₁
hp₁ : ω.hom p₁ = ~q₁
q₂ : Semiformula L ξ₁ n₁
⊢ ω.hom (~p₁) = q₁ ∧ ∃ x, ω.hom x = ω.hom q₂ ∧ p₁ ⋎ q₂ = ~~p₁ ⋎ x
no goals