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