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