Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

¬(¬(¬T ∨ q) ∨ p) ↔ (¬s ∨ (r ↔ s))

⇒ logic.propositional.nottrue

¬(¬(F ∨ q) ∨ p) ↔ (¬s ∨ (r ↔ s))