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