Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬(r ∧ T ∧ ((r ↔ r) ∨ ¬T) ∧ T)

⇒ logic.propositional.nottrue

¬(r ∧ T ∧ ((r ↔ r) ∨ F) ∧ T)