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