Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬((r ↔ r) ∧ r) ∧ ¬(((r ∨ r) ↔ (F ∨ r)) ∧ r)

⇒ logic.propositional.idempor

¬((r ↔ r) ∧ r) ∧ ¬((r ↔ (F ∨ r)) ∧ r)