Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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

⇒ logic.propositional.notnot

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