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