Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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