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