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