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