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