Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬((r ↔ r) ∧ (T ∨ (T ∧ ¬T)) ∧ r)

⇒ logic.propositional.nottrue

¬((r ↔ r) ∧ (T ∨ (T ∧ F)) ∧ r)