Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
Final term is not finished
~(q -> r) || ~((q -> r) || F) || q || r
⇒ logic.propositional.defimpl~(q -> r) || ~(~q || r || F) || q || r
⇒ logic.propositional.falsezeroor~(q -> r) || ~(~q || r) || q || r