Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
Final term is not finished
T /\ (q || ~(q -> r) || r) /\ (q || ~(q -> r) || r)
⇒ logic.propositional.idempandT /\ (q || ~(q -> r) || r)
⇒ logic.propositional.defimplT /\ (q || ~(~q || r) || r)
⇒ logic.propositional.demorganorT /\ (q || (~~q /\ ~r) || r)
⇒ logic.propositional.notnotT /\ (q || (q /\ ~r) || r)
⇒ logic.propositional.absorporT /\ (q || r)