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