Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished
¬(T ∧ r ∧ (F ∨ (r ↔ (r ∧ r))))
logic.propositional.idempand
¬(T ∧ r ∧ (F ∨ (r ↔ r)))