Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.defimpl

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

⇒ logic.propositional.falsezeroor

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