Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

(~q /\ ~((p -> q) || F)) -> p

⇒ logic.propositional.defimpl

(~q /\ ~(~p || q || F)) -> p

⇒ logic.propositional.falsezeroor

(~q /\ ~(~p || q)) -> p