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