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