131072/130321: Difference between revisions

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{{Infobox Interval|Ratio=131072/130321|Name=Undecivesimal Diminished Comma|Comma=yes}}
{{Infobox Interval
| Ratio = 131072/130321
| Name = Undevicesimal diminished comma, Hunt 19-cycle comma
| Color name = s19u<sup>4</sup>-2, Saquadnu comma
| Comma = yes
}}
'''131072/130321''', known as the '''undevicesimal diminished comma'''<!-- This is a placeholder until a reasonable name is coined. -->, is a [[19-limit]] small comma that marks the difference between four [[19/16]] minor thirds and the [[2/1|octave]], or between four Boethius commas ([[513/512]]) and a [[Pythagorean comma]]. This comma can be used in various subgroups to generate highly accurate quarter-octave period temperaments.


'''131072/130321''', known as the '''Undevicesimal Diminished Comma''', <!-- The name "Undevicesimal Diminished Comma" is a placeholder until a reasonable name can be coined. -->is a [[19-limit]] small comma that marks the difference between four [[19/16]] minor thirds and the [[2/1|octave]].  This comma can be used in various subgroups to generate highly accurate quarter-octave period temperaments.
It is tempered out by any edo divisible by 4 up to [[240edo|240]].


Equal temperaments that temper out this comma in the 19-limit include [[8edo|8]], [[12edo|12]], [[16edo|16]], [[20edo|20]], [[32edo|32]], [[80edo|80]], and [[92edo|92]].
[[Category:Commas with placeholder names]] <!-- for "undevicesimal diminished comma" -->
 
[[Category:Commas named systematically]] <!-- for "Hunt 19-cycle comma" -->
[[Category:Commas with placeholder names]]