Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬(((F ∨ r) ↔ r) ∧ (F ∨ ¬¬T) ∧ r)

⇒ logic.propositional.notnot

¬(((F ∨ r) ↔ r) ∧ (F ∨ T) ∧ r)