Exercise logic.propositional.cnf.unicode
Description
Proposition to CNF (unicode support)
Derivation
Final term is not finished
¬(¬¬r ↔ r) ∨ ¬((¬¬T ∨ ¬¬T) ∧ r)
⇒ logic.propositional.idempor¬(¬¬r ↔ r) ∨ ¬(¬¬T ∧ r)
⇒ logic.propositional.notnot¬(¬¬r ↔ r) ∨ ¬(T ∧ r)