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