Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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