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