Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempor

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