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