Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬((¬(¬(r ∨ r) ∧ T) ↔ r) ∧ T ∧ r)

⇒ logic.propositional.idempor

¬((¬(¬r ∧ T) ↔ r) ∧ T ∧ r)

⇒ logic.propositional.truezeroand

¬((¬¬r ↔ r) ∧ T ∧ r)