Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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

⇒ logic.propositional.truezeroand

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