Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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

⇒ logic.propositional.defimpl

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