Nonary comma: Difference between revisions
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The nonary comma is a [[medium comma|medium]] [[7-limit]] comma which is the difference between [[27/25]] raised by eight [[2/1|octaves]] and ten [[7/4]]s, as 2<sup>8</sup>(27/25)/(7/4)<sup>10</sup> = 7247757312/7061881225. Tempering it out leads to the [[nonary family]] of temperaments. | The '''nonary comma''' is a [[medium comma|medium]]-sized [[7-limit]] comma which is the difference between [[27/25]] raised by eight [[2/1|octaves]] and ten [[7/4]]s, as 2<sup>8</sup>(27/25)/(7/4)<sup>10</sup> = 7247757312/7061881225. Tempering it out leads to the [[nonary family]] of temperaments. | ||
[[User:Fitzgerald Lee|Fitzgerald Lee]] named this comma “nonary” as the temperament is generated by a [[9/8]]. | |||
[[Category:Medium commas]] | [[Category:Medium commas]] | ||
[[Category:Commas named for the generator of their temperament]] | |||
Latest revision as of 00:33, 4 November 2024
| Interval information |
The nonary comma is a medium-sized 7-limit comma which is the difference between 27/25 raised by eight octaves and ten 7/4s, as 28(27/25)/(7/4)10 = 7247757312/7061881225. Tempering it out leads to the nonary family of temperaments.
Fitzgerald Lee named this comma “nonary” as the temperament is generated by a 9/8.