Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.idempor

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