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