Exercise logic.propositional.cnf.unicode
Description
Proposition to CNF (unicode support)
Derivation
![](http://ideas.cs.uu.nl/images/external.png)
¬((F ∨ (r ↔ r)) ∧ ((T ∧ T ∧ r) ∨ F))
⇒ logic.propositional.idempand¬((F ∨ (r ↔ r)) ∧ ((T ∧ r) ∨ F))
⇒ logic.propositional.truezeroand¬((F ∨ (r ↔ r)) ∧ (r ∨ F))