225/224: Difference between revisions
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{{Wikipedia|Septimal kleisma}} | |||
The interval of '''225/224''', the '''septimal kleisma''' or '''marvel comma''' is a [[7-limit]] [[superparticular]] ratio. It pops up as the difference between pairs of 7-limit ratios, for example as ([[15/14]])/([[16/15]]) or ([[45/32]])/([[7/5]]). | The interval of '''225/224''', the '''septimal kleisma''' or '''marvel comma''' is a [[7-limit]] [[superparticular]] ratio. It pops up as the difference between pairs of 7-limit ratios, for example as ([[15/14]])/([[16/15]]) or ([[45/32]])/([[7/5]]). | ||
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* [[Gallery of just intervals]] | * [[Gallery of just intervals]] | ||
* [[List of superparticular intervals]] | * [[List of superparticular intervals]] | ||
[[Category:7-limit]] | [[Category:7-limit]] | ||
Revision as of 18:35, 15 December 2021
| Interval information |
marvel comma
reduced
The interval of 225/224, the septimal kleisma or marvel comma is a 7-limit superparticular ratio. It pops up as the difference between pairs of 7-limit ratios, for example as (15/14)/(16/15) or (45/32)/(7/5). It is also the difference between 81/80 and 126/125 and is tempered out alongside these two commas in Septimal meantone.
Temperaments
Tempering out this comma leads to the marvel family of temperaments, which enables marvel chords.
See also
- Marvel family, the family of rank-3 temperaments where it is tempered out
- Marvel temperaments, a collection of rank-2 temperaments where it is tempered out
- Marvel chords
- Small comma
- Gallery of just intervals
- List of superparticular intervals