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5
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How far do the supporting chords contribute to the tonality of Vi Hart's “Twinkle Twinkle Little Star”, and if they do, how?

Vi Hart, a mathemusician (cool eh!) at the Khan Academy posted an excellent video explaining 12 Tone music. She first explains the rules thus: You have to use all twelve chromatic pitches in some ...
5
votes
3answers
229 views

In 12-tone music, how frequently do composers allow themselves to alternate between adjacent notes of the tone row?

In Vi Hart's video on twelve-tone nursery rhymes, she says that one of the rules of twelve-tone composition is that you're allowed to alternate between adjacent notes in the tone row as much as you ...