256/255: Difference between revisions

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rename the comma name: charisma → charsma (no-i spelling)
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{{Infobox Interval
{{Infobox Interval
| Name = septendecimal kleisma, <br>charisma, <br>diasemisma, <br>255th subharmonic
| Name = septendecimal kleisma, <br>charsma, <br>diasemisma, <br>255th subharmonic
| Color name = 17ug1, sugu 1sn, <br>Sugu comma
| Color name = 17ug1, sugu 1sn, <br>Sugu comma
| Comma = yes
| Comma = yes
}}
}}


'''256/255''', the '''septendecimal kleisma''', '''charisma''', '''diasemisma''' or '''255th subharmonic''', is a [[small comma|small]] [[17-limit]] [[superparticular]] comma about 6.8 [[cent]]s in size. It is the difference between [[16/15]] (classical diatonic semitone) and [[17/16]] (large septendecimal semitone, also called as ''minor diatonic semitone''), and forms the amount by which a stack consisting of [[15/8]] and 17/16 falls short of an [[octave]]. It differs from [[352/351]] (the minthma) by [[936/935]] – an [[unnoticeable comma]] measuring about 1.85 cents.
'''256/255''', the '''septendecimal kleisma''', '''charsma''', '''diasemisma''' or '''255th subharmonic''' is a [[small comma|small]] [[17-limit]] [[superparticular]] comma about 6.8 [[cent]]s in size. It is the difference between [[16/15]] (classical diatonic semitone) and [[17/16]] (large septendecimal semitone, also called as ''minor diatonic semitone''), and forms the amount by which a stack consisting of [[15/8]] and 17/16 falls short of an [[octave]]. It differs from [[352/351]] (the minthma) by [[936/935]] – an [[unnoticeable comma]] measuring about 1.85 cents.


By tempering it out is defined the '''charismic temperament''' or '''diasemismic temperament''', which enables the [[charismic chords]].
By tempering it out is defined the '''charsmic temperament''' or '''diasemismic temperament''', which enables the [[diasemismic chords|charsmic chords]].


== Etymology ==
== Etymology ==
The name ''diasemisma'' was named by [[User:Xenllium|Xenllium]] in 2023. It is a contraction of ''diatonic semitone'' into a single word; it is unrelated to the [[diasem]] scale structure. However, ''septendecimal kleisma'' and ''255th subharmonic'' were attested much earlier.
The name ''diasemisma'' was named by [[User:Xenllium|Xenllium]] in May 2023. It is a contraction of ''diatonic semitone'' into a single word; it is unrelated to the [[diasem]] scale structure. However, ''septendecimal kleisma'' and ''255th subharmonic'' were attested much earlier.
 
The name ''charisma'' for this comma was named by [[User:Godtone|Godtone]] in December 2023, and refers to the comma being a superparticular ratio with the numerator is 2<sup>8</sup> (the number of combinations in a byte, often referred to as a char in programming). Later, this name was revised to ''charsma'' (no-''i'' spelling) by Xenllium in January 2024 for disambiguation (formerly ''charisma'' and ''charismic'' are used for [[Magic family #Horcrux|horcrux extensions]]).


The name ''charisma'' was named by [[User:Godtone|Godtone]] in 2023, and refers to the comma being a superparticular ratio with the numerator is 2^8 (the number of combinations in a byte, often referred to as a char in programming).
== See also ==
== See also ==
* [[Small comma]]
* [[Small comma]]
* [[List of superparticular intervals]]
* [[List of superparticular intervals]]


[[Category:Charismic]]
[[Category:Charsmic]]