Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.defimpl

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

⇒ logic.propositional.demorganor

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

⇒ logic.propositional.notnot

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