Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬(((r ↔ (r ∨ r)) ∨ (r ↔ (r ∨ r))) ∧ T ∧ r)

⇒ logic.propositional.idempor

¬(((r ↔ r) ∨ (r ↔ (r ∨ r))) ∧ T ∧ r)