31/20: Difference between revisions
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Created page with "{{Infobox Interval}} 31/20 is a 31-limit (2.5.31 subgroup} semiaugmented 5th of about 759 cents. It is approximated very well by 30edo." Tags: Visual edit Mobile edit Mobile web edit |
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{{Infobox Interval}} | {{Infobox Interval | ||
31/20 is | | Name = tricesimoprimal semiaugmented fifth, tricesimoprimal subminor sixth | ||
| Color name = thiwogu 5th, 31og5 | |||
}} | |||
In [[31-limit]] [[just intonation]], '''31/20''' is either the '''tricesimoprimal semiaugmented fifth''' or '''tricesimoprimal subminor sixth'''. It is flat of the [[128/81|Pythagorean minor sixth (128/81)]] by [[2560/2511]], and sharp of the [[3/2|perfect fifth (3/2)]] by [[31/30]]. It can be used as a [[generator]] tuning for the [[sensi]] temperament, especially for the [[5-limit]] [[sensipent]] temperament. | |||
== Approximation == | |||
31/20 is approximated very well by [[30edo]]. | |||
== See also == | |||
* [[40/31]] – its [[octave complement]] | |||
* [[60/31]] – its [[twelfth complement]] | |||
[[Category:Fifth]] | |||
[[Category:Superfifth]] | |||
[[Category:Sixth]] | |||
[[Category:Subminor sixth]] | |||
[[Category:Interseptimal intervals]] | |||
[[Category:Cocytic]] | |||
Latest revision as of 12:56, 27 April 2025
| Interval information |
tricesimoprimal subminor sixth
In 31-limit just intonation, 31/20 is either the tricesimoprimal semiaugmented fifth or tricesimoprimal subminor sixth. It is flat of the Pythagorean minor sixth (128/81) by 2560/2511, and sharp of the perfect fifth (3/2) by 31/30. It can be used as a generator tuning for the sensi temperament, especially for the 5-limit sensipent temperament.
Approximation
31/20 is approximated very well by 30edo.
See also
- 40/31 – its octave complement
- 60/31 – its twelfth complement