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