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