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