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