Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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