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