Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬(((F ∨ r) ↔ r) ∧ (r ∨ r))

⇒ logic.propositional.idempor

¬(((F ∨ r) ↔ r) ∧ r)