Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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