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