sˌʌm ɹˈiːzənz təbi ˈɪntɹɛstᵻd ɪn ɡˈeɪn ɡɹˈæfz ɑːɹ ðɛɹ kənˈɛkʃənz tə nˈɛtwɜːk flˈoʊ θˈiəɹi ɪn kˌɑːmbɪnɐtˈoːɹɪəl ˌɑːptɪmᵻzˈeɪʃən, tə dʒiˈɑːmətɹi, ænd tə fˈɪzɪks.
Some reasons to be interested in gain graphs are their connections to network flow theory in combinatorial optimization, to geometry, and to physics.