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