Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬(T ∧ r ∧ (F ∨ (r ↔ (r ∨ r))))

⇒ logic.propositional.idempor

¬(T ∧ r ∧ (F ∨ (r ↔ r)))