Llywelynsma: Difference between revisions
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The '''llywelynsma''' or '''llywelyn comma''' ({{monzo|legend=1| 22 0 -1 -7 }}, [[ratio]]: 4194304/4117715) is a [[medium comma|medium]] [[7-limit]] [[comma]]. It is the amount by which seven [[8/7]]'s exceed an [[octave]] plus a [[5/4]]. | The '''llywelynsma''' or '''llywelyn comma''' ({{monzo|legend=1| 22 0 -1 -7 }}, [[ratio]]: 4194304/4117715) is a [[medium comma|medium]] [[7-limit]] [[comma]]. It is the amount by which seven [[8/7]]'s exceed an [[octave]] plus a [[5/4]]. | ||
== Temperaments == | == Temperaments == | ||
Tempering out this comma in the 7-limit leads to the '''llywelynsmic | [[Tempering out]] this comma in the 7-limit leads to the rank-3 '''llywelynsmic''' temperament, or in the [[2.5.7 subgroup]], the rank-2 [[llywelyn]] temperament. Edos tempering it out includes [[16edo]], [[21edo]] and [[37edo]]. | ||
== Etymology == | == Etymology == | ||
This comma was named by [[User:Flirora|+merlan #flirora]] in 2021 after | This comma was named by [[User:Flirora|+merlan #flirora]] in 2021 after {{w|Llywelyn Bren}}. | ||
[[Category:Llywelynsmic]] | [[Category:Llywelynsmic]] | ||
[[Category:Commas named after individuals]] | [[Category:Commas named after individuals]] | ||
Latest revision as of 05:31, 3 November 2026
| Interval information |
llywelyn comma
reduced subharmonic
The llywelynsma or llywelyn comma (monzo: [22 0 -1 -7⟩, ratio: 4194304/4117715) is a medium 7-limit comma. It is the amount by which seven 8/7's exceed an octave plus a 5/4.
Temperaments
Tempering out this comma in the 7-limit leads to the rank-3 llywelynsmic temperament, or in the 2.5.7 subgroup, the rank-2 llywelyn temperament. Edos tempering it out includes 16edo, 21edo and 37edo.
Etymology
This comma was named by +merlan #flirora in 2021 after Llywelyn Bren.