Semiporwellisma: Difference between revisions
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{{Infobox Interval | {{Infobox Interval | ||
| Ratio = 16384/16335 | | Ratio = 16384/16335 | ||
| Name = semiporwellisma | | Name = semiporwellisma | ||
| Color name = | | Color name = s1uug2, Salulugu comma | ||
| | | Comma = yes | ||
}} | }} | ||
The '''semiporwellisma''', 16384/16335 = {{monzo| 14 -3 -1 0 -2 }} is | The '''semiporwellisma''', 16384/16335 = {{monzo| 14 -3 -1 0 -2 }} is a [[Small comma|small]] [[11-limit]] [[comma]] measuring about 5.19 [[cent]]s, named for it is one of the commas tempered out in the [[semiporwell]] temperament. It is the difference between two instances of [[33/32]], the undecimal quartertone, and [[16/15]], the classic diatonic semitone. It is also the difference between the [[rastma]] and the [[schisma]]. | ||
In | In the full 11-limit, it is the difference between [[896/891]] and [[385/384]]. | ||
== Temperaments == | == Temperaments == | ||
Tempering it out leads to the rank-4 | Tempering it out in the full 11-limit leads to the rank-4 semiporwellismic temperament (→ [[Rank-4 temperament #Semiporwellismic (16384/16335)]]), or in the 2.3.5.11 subgroup, the rank-3 semiporwellic temperament. See [[Semiporwellismic clan]] for extensions of semiporwellic. | ||
== | == Etymology == | ||
This comma was named by [[Flora Canou]] in 2021 after the semiporwell temperament, which in turn derives from [[6144/6125|porwell]], the 7-limit comma shared by [[porcupine]] and [[orwell]]. | |||
[[Category:Semiporwellismic]] | [[Category:Semiporwellismic]] | ||
[[Category:Commas named by combining multiple temperament names]] | |||
[[Category:Commas named after other creatives]] | |||
[[Category:Commas named after compositions]] | |||
Latest revision as of 02:43, 4 November 2024
| Interval information |
reduced subharmonic
The semiporwellisma, 16384/16335 = [14 -3 -1 0 -2⟩ is a small 11-limit comma measuring about 5.19 cents, named for it is one of the commas tempered out in the semiporwell temperament. It is the difference between two instances of 33/32, the undecimal quartertone, and 16/15, the classic diatonic semitone. It is also the difference between the rastma and the schisma.
In the full 11-limit, it is the difference between 896/891 and 385/384.
Temperaments
Tempering it out in the full 11-limit leads to the rank-4 semiporwellismic temperament (→ Rank-4 temperament #Semiporwellismic (16384/16335)), or in the 2.3.5.11 subgroup, the rank-3 semiporwellic temperament. See Semiporwellismic clan for extensions of semiporwellic.
Etymology
This comma was named by Flora Canou in 2021 after the semiporwell temperament, which in turn derives from porwell, the 7-limit comma shared by porcupine and orwell.