Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.truezeroand

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