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