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