Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.falsezeroand

~~(q || ~~p || F)

⇒ logic.propositional.falsezeroor

~~(q || ~~p)

⇒ logic.propositional.notnot

~~(q || p)