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What is interval inversion?
Turning an interval upside down by swapping the positions of the two notes.
What is a compound interval?
An interval larger than an octave, expressed in terms of octaves plus a smaller interval.
Define 'number inversion' for intervals.
Subtracting the original interval number from 9 to find the inverted interval number.
How does 'quality inversion' work for intervals?
Major becomes minor, minor becomes major, augmented becomes diminished, diminished becomes augmented, and perfect remains perfect.
What is the purpose of using compound intervals?
To better understand the interval's quality and how it might be used in music, rather than using large numbers.
Why are interval inversions helpful in harmonic analysis?
They help identify descending intervals and their relationships to ascending ones.
How can understanding compound intervals aid in musical analysis?
It helps understand the quality of larger melodic leaps and how they might be used in music.
What is the inversion of a major 3rd?
minor 6th
What is the inversion of a perfect 5th?
perfect 4th
What is the inversion of a minor 7th?
major 2nd
What is the inversion of an augmented 4th?
diminished 5th
What is the inversion of a diminished 4th?
augmented 5th
What simple interval is equivalent to a minor 10th?
minor 3rd
What simple interval is equivalent to a major 12th?
perfect 5th
A minor 13th is a compound version of what simple interval?
minor 6th
What is the compound interval of a major 6th plus an octave?
major 13th
What is the compound interval of a minor 3rd plus two octaves?
minor 17th