Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.defimpl

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

⇒ logic.propositional.falsezeroor

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