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