Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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