9edϕ: Difference between revisions

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== Logarithmic phi ==
== Logarithmic phi ==
As a coïncidence, 9 equal divisions of [[acoustic phi]] has a very close approximation of [[logarithmic phi]] on its 21th step, with only +2.2 cents of error.
9edϕ has a very close approximation of [[logarithmic phi]] on its 21st step, with only +2.2 cents of error. This is because 9edϕ is related to 13edo, which is a Fibonacci edo.