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