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.idempand¬(r ↔ r) ∨ ¬¬¬(T ∧ r)
⇒ logic.propositional.truezeroand¬(r ↔ r) ∨ ¬¬¬r