ðɪ ɐsˈoʊsɪˌeɪɾᵻd mˈoːɹ dˈɪfɪkəlt kəntɹˈoʊl pɹˈɑːbləm lˈiːdz tʊ ɐ sˈɪmɪlɚɹ ˈɑːptɪməl kəntɹˈoʊlɚ ʌvwˈɪtʃ ˈoʊnli ðə kəntɹˈoʊlɚ pɚɹˈæmɪɾɚz ɑːɹ dˈɪfɹənt.
The associated more difficult control problem leads to a similar optimal controller of which only the controller parameters are different.