Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬(r ↔ r) ∨ ¬(T ∧ ¬¬r) ∨ ¬(T ∧ ¬¬r)

⇒ logic.propositional.idempor

¬(r ↔ r) ∨ ¬(T ∧ ¬¬r)

⇒ logic.propositional.truezeroand

¬(r ↔ r) ∨ ¬¬¬r

⇒ logic.propositional.notnot

¬(r ↔ r) ∨ ¬r