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