Prime interval: Difference between revisions
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A '''prime interval''' is a musical interval which as a ratio of frequencies is a [[ | :''<tt>"Proposal", see [[#Open questions]]</tt>'' | ||
A '''prime interval''' is a musical interval which as a ratio of frequencies is a [[prime number]]; that is, a number such as 2, 3, 5, 7, ... which is divisible only by itself and 1. Any musical interval in the [[p-limit]] can be expressed in terms of a product of prime numbers less than or equal to p. | |||
The prime intervals are [[2/1]], [[1/2]], [[3/1]], [[1/3]], [[5/1]], [[1/5]], [[7/1]], etc. | |||
The interval [[5/3]], for example, is not considered a prime interval. | |||
== | == Open questions == | ||
[[Category: | * What about [[1/1]]? | ||
[[Category: | * What about [[octave equivalence]]? | ||
== See also == | |||
* [[Octave]] | |||
* [[Prime harmonic series]] | |||
[[Category:Term]] | |||
[[Category:Prime]] | |||
[[Category:Todo:review]] |