Vectors in Music

Internal vector is a set of numbers that expresses the intervals in a set of pitches. It is used to manipulate the sound of a set of pitch class (set of pitches octaves apart) by inversion and octave displacement of pitches to emphasize certain intervals over others.

How to compute an interval vector:
IV

Source: http://composertools.com/Theory/PCSets/PCSets4.htm

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