Exercise logic.propositional.cnf.unicode
Description
Proposition to CNF (unicode support)
Derivation
Final term is not finished
¬((¬¬(r ∨ r) ↔ (r ∨ r)) ∧ r)
⇒ logic.propositional.notnot¬(((r ∨ r) ↔ (r ∨ r)) ∧ r)
⇒ logic.propositional.idempor¬((r ↔ (r ∨ r)) ∧ r)