Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬((((r ∨ F ∨ r) ↔ r) ∨ F) ∧ T ∧ ¬¬r)

⇒ logic.propositional.notnot

¬((((r ∨ F ∨ r) ↔ r) ∨ F) ∧ T ∧ r)