Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempor

(¬((r ∧ r) ↔ r) ∧ T) ∨ ¬T ∨ F ∨ ¬r