Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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