Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬(F ∨ (r ↔ r)) ∨ ¬T ∨ ¬r

⇒ logic.propositional.nottrue

¬(F ∨ (r ↔ r)) ∨ F ∨ ¬r

⇒ logic.propositional.falsezeroor

¬(F ∨ (r ↔ r)) ∨ ¬r