Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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