Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
Final term is not finished
(~~q || ~r) /\ (q || p) /\ (~q || ~q || ~q || ~q)
⇒ logic.propositional.idempor(~~q || ~r) /\ (q || p) /\ (~q || ~q)
⇒ logic.propositional.idempor(~~q || ~r) /\ (q || p) /\ ~q