Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬(((¬¬r ∧ ¬¬r) ↔ r) ∧ (F ∨ (T ∧ r)))

⇒ logic.propositional.idempand

¬((¬¬r ↔ r) ∧ (F ∨ (T ∧ r)))

⇒ logic.propositional.notnot

¬((r ↔ r) ∧ (F ∨ (T ∧ r)))