Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempor

¬(((T ∧ r ∧ r) ∨ (¬r ∧ ¬r)) ∧ r)