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