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