Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
(r /\ F) || ~~(~~q || ~~p)
⇒ logic.propositional.notnot(r /\ F) || ~~q || ~~p
⇒ logic.propositional.notnot(r /\ F) || q || ~~p
⇒ logic.propositional.notnot(r /\ F) || q || p