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