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