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.notnot((~q || F) /\ ~((p -> q) /\ (p -> q))) -> p
⇒ logic.propositional.defimpl((~q || F) /\ ~((p -> q) /\ (~p || q))) -> p