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