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