Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

((p || q) /\ (F || (r <-> p))) || F || F

⇒ logic.propositional.defequiv

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

⇒ logic.propositional.falsezeroor

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