We are interested in the equivalence that claims that, if “The pair  is controllable” and all the eigenvalues of  have magnitude less than  ( is stable), then the unique solution of
wiː ɑːɹ ˈɪntɹɛstᵻd ɪnðɪ ɪkwˈɪvələns ðæt klˈeɪmz ðˈæt, ɪf “ðə pˈɛɹ ɪz kəntɹˈoʊləbəl” ænd ˈɔːl ðɪ ˈaɪdʒənvˌæljuːz ʌv hæv mˈæɡnɪtˌuːd lˈɛs ðɐn ɪz stˈeɪbəl, ðˈɛn ðə juːnˈiːk səlˈuːʃən ʌv