Cantonisma: Difference between revisions
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The '''cantonisma''' is an [[unnoticeable comma]] of the [[13-limit]] with a ratio of 10985/10976 and a value of approximately 1.42 [[cent]]s. It forms the difference by which a stack of three [[14/13]]'s (trienthirds) falls short of [[5/4]] (classical major third). It factors into ([[1716/1715]])⋅([[4225/4224]]). | |||
== Temperaments == | |||
[[Tempering out]] this comma in the 13-limit leads to the rank-5 '''cantonismic''' temperament, or in the 2.5.7.13 subgroup, the rank-3 '''cantonic''' temperament. It is tempered out in such notable [[edo]]s as {{EDOs| 10, 19, 27, 38, 46, 84, 103, 121, 130, 224, 270, 494 and 764 }}, leading to a variety of temperaments in which three trienthirds make up a 5/4 major third. | |||
== Etymology == | == Etymology == | ||
This comma was named by [[Margo Schulter]] in 2013 after [[Gene Ward Smith]]'s [[ | This comma was named by [[Margo Schulter]] in 2013 after [[Gene Ward Smith]]'s [[Canton]] scale<ref>[https://yahootuninggroupsultimatebackup.github.io/tuning/topicId_106251.html Yahoo! Tuning Group | ''Gene's 10985/10976 or (14/13)^3 vs. 5/4 as cantonisma'']</ref>. | ||
== | == References == | ||
[[Category:Cantonismic]] | [[Category:Cantonismic]] | ||
[[Category:Commas named after musical traditions]] | [[Category:Commas named after musical traditions]] | ||