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