Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬((r ∧ r ∧ r) ∨ (¬¬¬r ∧ ¬(r ∨ F) ∧ r))

⇒ logic.propositional.notnot

¬((r ∧ r ∧ r) ∨ (¬r ∧ ¬(r ∨ F) ∧ r))