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