1521/1520: Difference between revisions
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{{Infobox Interval | {{Infobox Interval | ||
| Name = pinkanberry | | Name = pinkanberry | ||
| Color name = 19u3oog1, nuthothogu | | Color name = 19u3oog1, nuthothogu 1sn | ||
| Comma = yes | | Comma = yes | ||
}} | }} | ||
'''1521/1520''', the '''pinkanberry''', is | '''1521/1520''', the '''pinkanberry''', is an [[unnoticeable comma|unnoticeable]] [[19-limit]] (also 2.3.5.13.19 [[subgroup]]) [[comma]] and [[19-odd-limit]] [[essential tempering comma]]. It is the amount by which a stack consisting of [[13/10]] and [[9/8]] exceeds [[19/13]]. It is also the difference between [[39/38]] and [[40/39]], as well as other relations detailed in the next section. | ||
== Commatic relations == | |||
This comma is the difference between the following superparticular pairs: | |||
* [[153/152]] and [[170/169]] | |||
* [[169/168]] and [[190/189]] | |||
* [[351/350]] and [[456/455]] | |||
* [[676/675]] and [[1216/1215]] * | |||
* [[936/935]] and [[2432/2431]] | |||
* [[1001/1000]] and [[2926/2925]] | |||
* [[1331/1330]] and [[10648/10647]] | |||
* [[1445/1444]] and [[28900/28899]] | |||
==See also== | It factors into the following superparticular pairs: | ||
*[[Unnoticeable comma]] | * [[2376/2375]] and [[4225/4224]] | ||
*[[List of superparticular intervals]] | * [[1729/1728]] and [[12636/12635]] | ||
* [[1716/1715]] and [[13377/13376]] | |||
* [[1701/1700]] and [[14365/14364]] | |||
* [[1540/1539]] and [[123201/123200]] | |||
<nowiki>*</nowiki> relation within the 2.3.5.13.19 subgroup | |||
== Temperaments == | |||
Tempering out this comma enables [[pinkanberry chords]], and EDOs that support these include {{Optimal ET sequence| 24, 27, 53, 77, 80, 84, 104c, 111, 130, 137, 140, 164, 190, 217, 243, 270, 323, 407, 460, and 513 }}. | |||
== Etymology == | |||
This comma is named for the fact that tempering out both 676/675 and 1216/1215 defines the [[The Archipelago #Pinkan|pinkan]] temperament, making the tempering of 1521/1520 its most prominent "fruit". | |||
== See also == | |||
* [[Unnoticeable comma]] | |||
* [[List of superparticular intervals]] | |||
[[Category:Pinkanberry]] | [[Category:Pinkanberry]] | ||
[[Category:Commas named for other reasons]] |