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