Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

((F || (F /\ r)) /\ (r || (F /\ r))) || q || ~(F || ~p)

⇒ logic.propositional.falsezeroor

((F || (F /\ r)) /\ (r || (F /\ r))) || q || ~~p