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