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