File size: 214 Bytes
197785f | 1 2 3 4 5 6 7 8 9 10 11 12 13 | new B ∧ E → ((B → C) → (D ∨ F → ((A ∧ A) ∧ G ∨ (E ∧ E → B) → ((F → D) → (C ∨ B) ∨ C ∧ ((A ∨ C) ∨ E))))) intro cases 0 intro intro intro intro cases 0 left left apply 3 exact 1 |