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