ðə fˈɑːloʊɪŋ ˌænɪmˈeɪʃən ˈɪləstɹˌeɪts hˌaʊ ɐ smˈuːð kˈɜːv kæn biː mˈiːnɪŋfəli ɐsˈaɪnd ɐ pɹɪsˈaɪs lˈɛŋθ:
The following animation illustrates how a smooth curve can be meaningfully assigned a precise length: