Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

~(((F || (q /\ q)) -> r) || F) || q || r

⇒ logic.propositional.falsezeroor

~(((q /\ q) -> r) || F) || q || r

⇒ logic.propositional.idempand

~((q -> r) || F) || q || r