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