However, the examples given above are not functionally complete in this stronger sense because it is not possible to write a nullary function, i.e. a constant expression, in terms of F if F itself does not contain at least one nullary function.
haʊˈɛvɚ, ðɪ ɛɡzˈæmpəlz ɡˈɪvən əbˌʌv ɑːɹ nˌɑːt fˈʌŋkʃənəli kəmplˈiːt ɪn ðɪs stɹˈɔŋɡɚ sˈɛns bɪkˈʌz ɪɾ ɪz nˌɑːt pˈɑːsᵻbəl tə ɹˈaɪt ɐ nˈʌlɚɹi fˈʌŋkʃən, ˈaɪ.ˈiː. ɐ kˈɑːnstənt ɛkspɹˈɛʃən, ɪn tˈɜːmz ʌv ˈɛf ɪf ˈɛf ɪtsˈɛlf dʌznˌɑːt kəntˈeɪn æt lˈiːst wˈʌn nˈʌlɚɹi fˈʌŋkʃən.