ðɪs kˈɔːzᵻz ɐ dɪskɑːntɪnjˈuːᵻɾi ðæt ɪz ˈiːzi tə spˈɑːt, ænd kæn hˈaɪlaɪt lˈaɪnz sˈʌtʃ ɐz wˌɛɹ ðɪ ˈɑːɹɡjuːmənt ɪz zˈiəɹoʊ.
This causes a discontinuity that is easy to spot, and can highlight lines such as where the argument is zero.