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