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