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