User:FloraC/Sandbox: Difference between revisions
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== | == Septimal meantone == | ||
<span style="display: block; text-align: right;">[[:de:septimal-mitteltönig|Deutsch]]</span> | |||
{{main| Meantone }} | |||
{{see also| Wikipedia: Septimal meantone temperament }} | |||
The [[7/4]] of septimal meantone is the augmented sixth, C-A#, and other septimal intervals are [[7/6]], C-D#, the augmented second, [[7/5]], C-F#, the tritone, and [[21/16]], C-E#, the augmented third. Septimal meantone also tempers out the common 7-limit comma [[225/224]] and is in fact can be defined as the 7-limit temperament that tempers out 81/80 and 225/224. | |||
Period: 1\1 | Period: 1\1 | ||
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EDO generators: [[12edo|7\12]], [[19edo|11\19]], [[31edo|18\31]], [[43edo|25\43]], [[50edo|29\50]] | EDO generators: [[12edo|7\12]], [[19edo|11\19]], [[31edo|18\31]], [[43edo|25\43]], [[50edo|29\50]] | ||
Scales: [[Meantone5]], [[Meantone7]], [[Meantone12]] | Scales (Scala files): [[Meantone5]], [[Meantone7]], [[Meantone12]] | ||
<div class="toccolours mw-collapsible mw-collapsed" style="width:600px; overflow:auto;"> | |||
<div style="line-height:1.6;">Interval table (12-note MOS, 2.3.5.7 POTE tuning)</div> | |||
<div class="mw-collapsible-content"> | |||
{| class="wikitable right-1 right-2 sortable" | {| class="wikitable right-1 right-2 sortable" | ||
|+ | |||
|- | |- | ||
! # | ! # | ||
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| 21/16 | | 21/16 | ||
|} | |} | ||
<references/> | <references/></div></div> | ||
<div class="toccolours mw-collapsible mw-collapsed" style="width:600px; overflow:auto;"> | |||
<div style="line-height:1.6;">Technical data</div> | |||
<div class="mw-collapsible-content"> | |||
Subgroup: 2.3.5.7 | |||
Comma list: 81/80, 126/125 | [[Comma]] list: 81/80, 126/125 | ||
[[Mapping]]: [{{val| 1 0 -4 -13 }}, {{val| 0 1 4 10 }}] | [[Mapping]]: [{{val|1 0 -4 -13}}, {{val|0 1 4 10}}] | ||
Mapping generators: ~2, ~3 | Mapping generators: ~2, ~3 | ||
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[[Minimax tuning]]: | [[Minimax tuning]]: | ||
* 7- and [[9-odd-limit]] | * 7- and [[9-odd-limit]] | ||
: [{{Monzo| 1 0 0 0 }}, {{Monzo| 1 0 1/4 0 }}, {{Monzo| 0 0 1 0 }}, {{Monzo| -3 0 5/2 0 }}] | : [{{Monzo| 1 0 0 0 }}, {{Monzo| 1 0 1/4 0 }}, {{Monzo| 0 0 1 0 }}, {{Monzo| -3 0 5/2 0 }}] | ||
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[[Tuning ranges]]: | [[Tuning ranges]]: | ||
* | * valid range: [694.737, 700.000] (19 to 12) | ||
* | * nice range: [694.786, 701.955] | ||
* | * strict range: [694.786, 700.000] | ||
Algebraic generator: Cybozem, the real root of 15''x''<sup>3</sup> - 10''x''<sup>2</sup> - 18, which comes to 503.4257 cents. The recurrence converges quickly. | Algebraic generator: Cybozem, the real root of 15''x''<sup>3</sup> - 10''x''<sup>2</sup> - 18, which comes to 503.4257 cents. The recurrence converges quickly. | ||
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[[Badness]]: 0.0137 | [[Badness]]: 0.0137 | ||
</div></div> | |||
Comment: This provides much more freedom. Looks great to me by this very formatting. | Comment: This provides much more freedom. Looks great to me by this very formatting. | ||
Note: | Note: | ||
# Order: comma list, mapping, mapping generators (or simply "generators", this is the same thing), wedgie, minimax tuning, tuning ranges, algebraic generator, vals, badness, complexity spectrum. | # Order: subgroup, comma list, mapping, mapping generators (or simply "generators", this is the same thing), wedgie, minimax tuning, tuning ranges, algebraic generator, vals, badness, complexity spectrum. | ||
# Comma list shows the simplest commas sufficient to define the temperament. This must be stated somewhere in this wiki. | # Comma list shows the simplest commas sufficient to define the temperament. This must be stated somewhere in this wiki. | ||
# Mapping generators should show all the ratios as used in the mapping, including the period. | # Mapping generators should show all the ratios as used in the mapping, including the period. | ||
Revision as of 12:56, 9 February 2021
Test User:FloraC/Temperament data
Comma list: 81/80, 126/125
- mapping generators: ~2, ~3
Wedgie: ⟨⟨ 1 4 10 4 13 12 ]]
Minimax tuning: 7- and 9-odd-limit:
[[1 0 0 0⟩, [1 0 1/4 0⟩, [0 0 1 0⟩, [-3 0 5/2 0⟩]
Eigenmonzos: 2, 5
Tuning ranges: Valid range: [694.737, 700.000] (19 to 12)
Nice range: [694.786, 701.955]
Strict range: [694.786, 700.000]
Algebraic generator: Cybozem, the real root of 15x3 - 10x2 - 18, which comes to 503.4257 cents. The recurrence converges quickly.
Badness: 0.0137
Comment: doesn't actually look great
Septimal meantone
The 7/4 of septimal meantone is the augmented sixth, C-A#, and other septimal intervals are 7/6, C-D#, the augmented second, 7/5, C-F#, the tritone, and 21/16, C-E#, the augmented third. Septimal meantone also tempers out the common 7-limit comma 225/224 and is in fact can be defined as the 7-limit temperament that tempers out 81/80 and 225/224.
Period: 1\1
Optimal (POTE) generator: ~3/2 = 696.495
EDO generators: 7\12, 11\19, 18\31, 25\43, 29\50
Scales (Scala files): Meantone5, Meantone7, Meantone12
Subgroup: 2.3.5.7
Comma list: 81/80, 126/125
Mapping: [⟨1 0 -4 -13], ⟨0 1 4 10]]
Mapping generators: ~2, ~3
Wedgie: ⟨⟨1 4 10 4 13 12]]
- 7- and 9-odd-limit
- [[1 0 0 0⟩, [1 0 1/4 0⟩, [0 0 1 0⟩, [-3 0 5/2 0⟩]
- Eigenmonzos: 2, 5
- valid range: [694.737, 700.000] (19 to 12)
- nice range: [694.786, 701.955]
- strict range: [694.786, 700.000]
Algebraic generator: Cybozem, the real root of 15x3 - 10x2 - 18, which comes to 503.4257 cents. The recurrence converges quickly.
Optimal ET sequence: 12, 19, 31, 81, 112b, 143b
Badness: 0.0137
Comment: This provides much more freedom. Looks great to me by this very formatting.
Note:
- Order: subgroup, comma list, mapping, mapping generators (or simply "generators", this is the same thing), wedgie, minimax tuning, tuning ranges, algebraic generator, vals, badness, complexity spectrum.
- Comma list shows the simplest commas sufficient to define the temperament. This must be stated somewhere in this wiki.
- Mapping generators should show all the ratios as used in the mapping, including the period.
- Minimax tuning are based on tonality diamond, so it should explicitly state the odd limit, or a diamond function of ratios.
- Use Template:Vals.
Commas
41edo tempers out the following commas using its patent val, ⟨41 65 95 115 142 152 168 174 185 199 203].
| Prime limit |
Ratio[1] | Name(s) |
|---|---|---|
| 3 | [65 -41⟩ | 41-comma |
| 5 | [-5 -10 9⟩ | Shibboleth |
| 5 | [-25 7 6⟩ | Ampersand |
| 5 | 3125/3072 | Magic comma |
| 5 | [5 -9 4⟩ | Tetracot comma |
| 5 | [20 -17 3⟩ | Roda |
| 5 | [-15 8 1⟩ | Schisma |
| 7 | [0 -7 6 -1⟩ | Great BP diesis |
| 7 | [-10 7 8 -7⟩ | Blackjackisma |
| 7 | 875/864 | Keema |
| 7 | 3125/3087 | Gariboh |
| 7 | [10 -11 2 1⟩ | Tolerma |
| 7 | [-15 3 2 2⟩ | Mirwomo comma |
| 7 | 245/243 | Sensamagic |
| 7 | 4000/3969 | Octagar |
| 7 | [-15 0 -2 7⟩ | Quince |
| 7 | 1029/1024 | Gamelisma |
| 7 | 225/224 | Marvel comma |
| 7 | [0 3 4 -5⟩ | Mirkwai |
| 7 | [5 -7 -1 3⟩ | Hemimage |
| 7 | 5120/5103 | Hemifamity |
| 7 | [25 -14 0 -1⟩ | Garischisma |
| 7 | 2401/2400 | Breedsma |
| 11 | [15 0 1 0 -5⟩ | Thuja comma |
| 11 | 245/242 | Cassacot |
| 11 | 100/99 | Ptolemisma |
| 11 | 1344/1331 | Hemimin |
| 11 | 896/891 | Pentacircle |
| 11 | [16 0 0 -2 -3⟩ | Orgonisma |
| 11 | 243/242 | Rastma |
| 11 | 385/384 | Keenanisma |
| 11 | 441/440 | Werckisma |
| 11 | 1375/1372 | Moctdel |
| 11 | 540/539 | Swetisma |
| 11 | 3025/3024 | Lehmerisma |
| 11 | [-1 2 -4 5 -2⟩ | Odiheim |
| 13 | 343/338 | |
| 13 | 105/104 | Animist comma |
| 13 | [12 -7 0 1 0 -1⟩ | Secorian |
| 13 | 275/273 | Gassorma |
| 13 | 144/143 | Grossma |
| 13 | 196/195 | Mynucuma |
| 13 | 640/637 | Huntma |
| 13 | 1188/1183 | Kestrel comma |
| 13 | 325/324 | Marveltwin |
| 13 | 352/351 | Minthma |
| 13 | 364/363 | Gentle comma |
| 13 | 847/845 | Cuthbert |
| 13 | 729/728 | Squbema |
| 13 | 4096/4095 | Schismina |
| 13 | [3 -2 0 -1 3 -2⟩ | Harmonisma |
| 17 | 2187/2176 | Septendecimal schisma |
| 17 | 256/255 | Septendecimal kleisma |
| 17 | 715/714 | Septendecimal bridge comma |
| 19 | 210/209 | Spleen comma |
| 19 | 361/360 | Go comma |
| 19 | 513/512 | Undevicesimal comma |
| 19 | 1216/1215 | Eratosthenes' comma |
| 23 | 736/729 | Vicesimotertial comma |
| 29 | 145/144 | 29th-partial chroma |
- ↑ Ratios with more than 9 digits are presented in monzos