Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
![](http://ideas.cs.uu.nl/images/external.png)
(F || q || ~~(p || F)) /\ (r || q || ~~(p || F || p || F))
⇒ logic.propositional.falsezeroor(F || q || ~~(p || F)) /\ (r || q || ~~(p || p || F))
⇒ logic.propositional.falsezeroor(F || q || ~~(p || F)) /\ (r || q || ~~(p || p))
⇒ logic.propositional.idempor(F || q || ~~(p || F)) /\ (r || q || ~~p)