Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬((((r ↔ r) ∧ T) ∨ F) ∧ (¬¬r ∨ F))

⇒ logic.propositional.notnot

¬((((r ↔ r) ∧ T) ∨ F) ∧ (r ∨ F))