Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬((r ↔ ((T ∨ T) ∧ r ∧ r)) ∧ ¬(¬T ∧ T) ∧ r)

⇒ logic.propositional.idempor

¬((r ↔ (T ∧ r ∧ r)) ∧ ¬(¬T ∧ T) ∧ r)