Saturday, February 10, 2007

Interval of the Day: Major Sevenths mapped to the Square-root-of-2


The major seventh mapped to the square-root-of-2. "Mapping to the square-root-of-2" typically involves cutting the cents size in half. So the 1100 cent major seventh becomes an interval 550 cents wide - or a quarter tone that falls between the equal tempered perfect fourth and tritone.

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