Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.defimpl

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