Comma: Difference between revisions
m Recategorize |
m Removing arbitrary language about which comma sizes are melodically relevant vs melodically irrelevant. Clarifying language around JNDs. |
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== Lists of commas by size == | == Lists of commas by size == | ||
Commas can theoretically have any size, but in practice most are smaller than a [[12edo]] semitone (100{{cent}}). The following categories, while arbitrary, are used on the Xenharmonic Wiki to classify commas by size. | Commas can theoretically have any size, but in practice most are smaller than a [[12edo]] semitone (100{{cent}}). The following categories, while arbitrary, are used on the Xenharmonic Wiki to classify commas by size. | ||
* [[Unnoticeable comma]]: under 3.5 cents in size. The 3.5-cent | * [[Unnoticeable comma]]: under 3.5 cents in size. The 3.5-cent boundary roughly correlates to the melodic [[just-noticeable difference]] of pitch perception. | ||
* [[Small comma]]: between 3.5 and 30 cents | * [[Small comma]]: between 3.5 and 30 cents. | ||
* [[Medium comma]]: between 30 and 100 cents | * [[Medium comma]]: between 30 and 100 cents. | ||
* [[Large comma]]: over 100 cents in size. The 100-cent limit matches the 12edo semitone. | * [[Large comma]]: over 100 cents in size. The 100-cent limit matches the 12edo semitone. | ||