Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

¬(((T ∧ q) ∨ ¬T) → p) ↔ ((r ↔ s) ∨ ¬s)

⇒ logic.propositional.nottrue

¬(((T ∧ q) ∨ F) → p) ↔ ((r ↔ s) ∨ ¬s)