Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬(r ∧ ((¬r ∧ ¬r) ∨ (r ∧ r)))

⇒ logic.propositional.idempand

¬(r ∧ (¬r ∨ (r ∧ r)))

⇒ logic.propositional.idempand

¬(r ∧ (¬r ∨ r))

⇒ logic.propositional.complor

¬(r ∧ T)