Diaschismic family: Difference between revisions
→Five-limit srutal (aka diaschismic): update keys; +srutal archagall |
Update keys and normalize mappings and generators |
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[[Mapping]]: [{{val| 2 0 11 }}, {{val| 0 1 -2 }}] | [[Mapping]]: [{{val| 2 0 11 }}, {{val| 0 1 -2 }}] | ||
Mapping generators: ~45/32, ~3 | |||
[[Optimal tuning]] ([[POTE]]): ~45/32 = 1\2, ~3/2 = 704.898 | [[Optimal tuning]] ([[POTE]]): ~45/32 = 1\2, ~3/2 = 704.898 | ||
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Sval mapping: [{{val| 2 0 11 5 }}], {{val| 0 1 -2 1 }}] | Sval mapping: [{{val| 2 0 11 5 }}], {{val| 0 1 -2 1 }}] | ||
Optimal tuning (CTE): ~17/12 = 1\2, ~3/2 = 705.1272 | Optimal tuning (CTE): ~17/12 = 1\2, ~3/2 = 705.1272 | ||
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== Srutal == | == Srutal == | ||
{{ | {{See also| Srutal vs diaschismic }} | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 2048/2025, 4375/4374 | [[Comma list]]: 2048/2025, 4375/4374 | ||
[[Mapping]]: [{{val|2 0 11 -42}}, {{val|0 1 -2 15}}] | [[Mapping]]: [{{val| 2 0 11 -42 }}, {{val| 0 1 -2 15 }}] | ||
{{Multival|legend=1| 2 -4 30 -11 42 81 }} | {{Multival|legend=1| 2 -4 30 -11 42 81 }} | ||
[[POTE | [[Optimal tuning]] ([[POTE]]): ~45/32 = 1\2, ~3/2 = 704.814 | ||
[[Tuning ranges]]: | [[Tuning ranges]]: | ||
| Line 80: | Line 80: | ||
Mapping: [{{val| 2 0 11 -42 -28 }}, {{val| 0 1 -2 15 11 }}] | Mapping: [{{val| 2 0 11 -42 -28 }}, {{val| 0 1 -2 15 11 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 704.856 | ||
Tuning ranges: | Tuning ranges: | ||
| Line 98: | Line 98: | ||
Mapping: [{{val| 2 0 11 -42 -28 -18 }}, {{val| 0 1 -2 15 11 8 }}] | Mapping: [{{val| 2 0 11 -42 -28 -18 }}, {{val| 0 1 -2 15 11 8 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 704.881 | ||
Tuning ranges: | Tuning ranges: | ||
| Line 117: | Line 117: | ||
Mapping: [{{val| 2 0 11 -42 -28 -18 5 }}, {{val| 0 1 -2 15 11 8 1 }}] | Mapping: [{{val| 2 0 11 -42 -28 -18 5 }}, {{val| 0 1 -2 15 11 8 1 }}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 704.840 | ||
Tuning ranges: | Tuning ranges: | ||
| Line 137: | Line 137: | ||
Mapping: [{{val| 2 0 11 -42 -28 -18 5 -55 }}, {{val| 0 1 -2 15 11 8 1 20 }}] | Mapping: [{{val| 2 0 11 -42 -28 -18 5 -55 }}, {{val| 0 1 -2 15 11 8 1 20 }}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 704.905 | ||
Optimal GPV sequence: {{Val list| 34dh, 46, 80, 206cd }} | Optimal GPV sequence: {{Val list| 34dh, 46, 80, 206cd }} | ||
| Line 152: | Line 152: | ||
Mapping: [{{val| 2 0 11 -42 -28 -18 5 -55 -10 }}, {{val| 0 1 -2 15 11 8 1 20 6 }}] | Mapping: [{{val| 2 0 11 -42 -28 -18 5 -55 -10 }}, {{val| 0 1 -2 15 11 8 1 20 6 }}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 704.899 | ||
Optimal GPV sequence: {{Val list| 34dh, 46, 80, 206cd }} | Optimal GPV sequence: {{Val list| 34dh, 46, 80, 206cd }} | ||
| Line 165: | Line 165: | ||
Mapping: [{{val| 2 0 11 -42 -28 -18 5 -55 -10 -76 }}, {{val| 0 1 -2 15 11 8 1 20 6 27 }}] | Mapping: [{{val| 2 0 11 -42 -28 -18 5 -55 -10 -76 }}, {{val| 0 1 -2 15 11 8 1 20 6 27 }}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 704.906 | ||
Optimal GPV sequence: {{Val list| 34dhj, 46, 80, 206cd }} | Optimal GPV sequence: {{Val list| 34dhj, 46, 80, 206cd }} | ||
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== Pajara == | == Pajara == | ||
{{ | {{Main| Pajara }} | ||
Pajara is closely associated with 22edo (not to mention [[Paul Erlich]]) but other tunings are possible. The 1/2 octave period serves as both a [[10/7]] and a [[7/5]]. Aside from 22edo, 34 with the val {{val| 34 54 79 96 }} and 56 with the val {{val| 56 89 130 158 }} are are interesting alternatives, with more accpetable fifths, and a tetrad which is more clearly a dominant seventh. As such, they are closer to the tuning of 12edo and of common practice Western music in general, while retaining the distictiveness of a sharp fifth. | Pajara is closely associated with 22edo (not to mention [[Paul Erlich]]) but other tunings are possible. The 1/2 octave period serves as both a [[10/7]] and a [[7/5]]. Aside from 22edo, 34 with the val {{val| 34 54 79 96 }} and 56 with the val {{val| 56 89 130 158 }} are are interesting alternatives, with more accpetable fifths, and a tetrad which is more clearly a dominant seventh. As such, they are closer to the tuning of 12edo and of common practice Western music in general, while retaining the distictiveness of a sharp fifth. | ||
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Pajara extends nicely to an 11-limit version, for which the 56 tuning can be used, but a good alternative is to make the major thirds pure by setting the fifth to be 706.843 cents. Now 99/98, 100/99, 176/175 and 896/891 are being tempered out. | Pajara extends nicely to an 11-limit version, for which the 56 tuning can be used, but a good alternative is to make the major thirds pure by setting the fifth to be 706.843 cents. Now 99/98, 100/99, 176/175 and 896/891 are being tempered out. | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 50/49, 64/63 | [[Comma list]]: 50/49, 64/63 | ||
| Line 186: | Line 186: | ||
{{Multival|legend=1| 2 -4 -4 -11 -12 2 }} | {{Multival|legend=1| 2 -4 -4 -11 -12 2 }} | ||
[[POTE | [[Optimal tuning]] ([[POTE]]): ~7/5 = 1\2, ~3/2 = 707.048 | ||
[[Tuning ranges]]: | [[Tuning ranges]]: | ||
| Line 204: | Line 204: | ||
Mapping: [{{val| 2 0 11 12 26 }}, {{val| 0 1 -2 -2 -6 }}] | Mapping: [{{val| 2 0 11 12 26 }}, {{val| 0 1 -2 -2 -6 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 706.885 | ||
Tuning ranges: | Tuning ranges: | ||
| Line 222: | Line 222: | ||
Mapping: [{{val| 2 0 11 12 26 1 }}, {{val| 0 1 -2 -2 -6 2 }}] | Mapping: [{{val| 2 0 11 12 26 1 }}, {{val| 0 1 -2 -2 -6 2 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 708.919 | ||
Optimal GPV sequence: {{Val list| 10e, 12, 22 }} | Optimal GPV sequence: {{Val list| 10e, 12, 22 }} | ||
| Line 235: | Line 235: | ||
Mapping: [{{val| 2 0 11 12 26 1 5 }}, {{val| 0 1 -2 -2 -6 2 1 }}] | Mapping: [{{val| 2 0 11 12 26 1 5 }}, {{val| 0 1 -2 -2 -6 2 1 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 708.806 | ||
Optimal GPV sequence: {{Val list| 10e, 12, 22 }} | Optimal GPV sequence: {{Val list| 10e, 12, 22 }} | ||
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Mapping: [{{val| 2 0 11 12 26 36 }}, {{val| 0 1 -2 -2 -6 -9 }}] | Mapping: [{{val| 2 0 11 12 26 36 }}, {{val| 0 1 -2 -2 -6 -9 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 706.133 | ||
Optimal GPV sequence: {{Val list| 12f, 22, 34d }} | Optimal GPV sequence: {{Val list| 12f, 22, 34d }} | ||
| Line 261: | Line 261: | ||
Mapping: [{{val| 2 0 11 12 26 36 5 }}, {{val| 0 1 -2 -2 -6 -9 1 }}] | Mapping: [{{val| 2 0 11 12 26 36 5 }}, {{val| 0 1 -2 -2 -6 -9 1 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 706.410 | ||
Optimal GPV sequence: {{Val list| 12f, 22, 34d }} | Optimal GPV sequence: {{Val list| 12f, 22, 34d }} | ||
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Mapping: [{{val|2 0 11 12 26 17}}, {{val|0 1 -2 -2 -6 -3}}] | Mapping: [{{val|2 0 11 12 26 17}}, {{val|0 1 -2 -2 -6 -3}}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 707.450 | ||
Optimal GPV sequence: {{Val list| 10e, 12f, 22f }} | Optimal GPV sequence: {{Val list| 10e, 12f, 22f }} | ||
| Line 287: | Line 287: | ||
Mapping: [{{val|2 0 11 12 26 17 5}}, {{val|0 1 -2 -2 -6 -3 1}}] | Mapping: [{{val|2 0 11 12 26 17 5}}, {{val|0 1 -2 -2 -6 -3 1}}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 707.947 | ||
Optimal GPV sequence: {{Val list| 10e, 12f, 22f }} | Optimal GPV sequence: {{Val list| 10e, 12f, 22f }} | ||
| Line 300: | Line 300: | ||
Mapping: [{{val| 2 0 11 12 -9 }}, {{val| 0 1 -2 -2 5 }}] | Mapping: [{{val| 2 0 11 12 -9 }}, {{val| 0 1 -2 -2 5 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 709.578 | ||
Tuning ranges: | Tuning ranges: | ||
| Line 318: | Line 318: | ||
Mapping: [{{val| 2 0 11 12 -9 1 }}, {{val| 0 1 -2 -2 5 2 }}] | Mapping: [{{val| 2 0 11 12 -9 1 }}, {{val| 0 1 -2 -2 5 2 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 710.240 | ||
Optimal GPV sequence: {{Val list| 10, 22, 54f, 76bdff }} | Optimal GPV sequence: {{Val list| 10, 22, 54f, 76bdff }} | ||
| Line 331: | Line 331: | ||
Mapping: [{{val| 2 0 11 12 -9 1 5 }}, {{val| 0 1 -2 -2 5 2 1 }}] | Mapping: [{{val| 2 0 11 12 -9 1 5 }}, {{val| 0 1 -2 -2 5 2 1 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 710.221 | ||
Optimal GPV sequence: {{Val list| 10, 22, 54f, 76bdff }} | Optimal GPV sequence: {{Val list| 10, 22, 54f, 76bdff }} | ||
| Line 344: | Line 344: | ||
Mapping: [{{val| 2 0 11 12 -9 17 }}, {{val| 0 1 -2 -2 5 -3 }}] | Mapping: [{{val| 2 0 11 12 -9 17 }}, {{val| 0 1 -2 -2 5 -3 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 710.818 | ||
Optimal GPV sequence: {{Val list| 10, 22f, 32f, 54ff }} | Optimal GPV sequence: {{Val list| 10, 22f, 32f, 54ff }} | ||
| Line 357: | Line 357: | ||
Mapping: [{{val| 2 0 11 12 -9 17 5 }}, {{val| 0 1 -2 -2 5 -3 1 }}] | Mapping: [{{val| 2 0 11 12 -9 17 5 }}, {{val| 0 1 -2 -2 5 -3 1 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 710.866 | ||
Optimal GPV sequence: {{Val list| 10, 22f, 32f, 54ff }} | Optimal GPV sequence: {{Val list| 10, 22f, 32f, 54ff }} | ||
| Line 370: | Line 370: | ||
Mapping: [{{val| 2 0 11 12 7 }}, {{val| 0 1 -2 -2 0 }}] | Mapping: [{{val| 2 0 11 12 7 }}, {{val| 0 1 -2 -2 0 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 705.524 | ||
Optimal GPV sequence: {{Val list| 10, 12, 22e, 34dee }} | Optimal GPV sequence: {{Val list| 10, 12, 22e, 34dee }} | ||
| Line 383: | Line 383: | ||
Mapping: [{{val| 2 0 11 12 7 17 }}, {{val| 0 1 -2 -2 0 -3 }}] | Mapping: [{{val| 2 0 11 12 7 17 }}, {{val| 0 1 -2 -2 0 -3 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 707.442 | ||
Optimal GPV sequence: {{Val list| 10, 12f, 22ef }} | Optimal GPV sequence: {{Val list| 10, 12f, 22ef }} | ||
| Line 396: | Line 396: | ||
Mapping: [{{val| 2 0 11 12 7 17 5 }}, {{val| 0 1 -2 -2 0 -3 1 }}] | Mapping: [{{val| 2 0 11 12 7 17 5 }}, {{val| 0 1 -2 -2 0 -3 1 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 708.544 | ||
Optimal GPV sequence: {{Val list| 10, 12f, 22ef }} | Optimal GPV sequence: {{Val list| 10, 12f, 22ef }} | ||
| Line 409: | Line 409: | ||
Mapping: [{{val| 2 1 9 10 8 }}, {{val| 0 2 -4 -4 -1 }}] | Mapping: [{{val| 2 1 9 10 8 }}, {{val| 0 2 -4 -4 -1 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~11/8 = 546.383 | ||
Optimal GPV sequence: {{Val list| 20, 22, 68d, 90d }} | Optimal GPV sequence: {{Val list| 20, 22, 68d, 90d }} | ||
| Line 422: | Line 422: | ||
Mapping: [{{val| 2 0 11 12 -1 }}, {{val| 0 2 -4 -4 5 }}] | Mapping: [{{val| 2 0 11 12 -1 }}, {{val| 0 2 -4 -4 5 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~55/32 = 953.093 | ||
Optimal GPV sequence: {{Val list| 10, 24d, 34d }} | Optimal GPV sequence: {{Val list| 10, 24d, 34d }} | ||
| Line 435: | Line 435: | ||
Mapping: [{{val| 2 0 11 12 -1 9 }}, {{val| 0 2 -4 -4 5 -1 }}] | Mapping: [{{val| 2 0 11 12 -1 9 }}, {{val| 0 2 -4 -4 5 -1 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~26/15 = 953.074 | ||
Optimal GPV sequence: {{Val list| 10, 24d, 34d }} | Optimal GPV sequence: {{Val list| 10, 24d, 34d }} | ||
| Line 448: | Line 448: | ||
Mapping: [{{val| 2 0 11 12 -1 9 5 }}, {{val| 0 2 -4 -4 5 -1 2 }}] | Mapping: [{{val| 2 0 11 12 -1 9 5 }}, {{val| 0 2 -4 -4 5 -1 2 }}] | ||
POTE | Optimal tuning (POTE): ~7/5 = 1\2, ~26/15 = 953.210 | ||
Optimal GPV sequence: {{Val list| 10, 24d, 34d }} | Optimal GPV sequence: {{Val list| 10, 24d, 34d }} | ||
| Line 461: | Line 461: | ||
Diaschismic extends naturally to the 17-limit, for which the same tunings may be used, making it one of the most important of the higher limit rank two temperaments. Adding the 11-limit adds the commas 176/175, 896/891 and 441/440. The 13-limit yields 196/195, 351/350, and 364/363; the 17-limit adds 136/135, 221/220, and 442/441. If you want to explore higher limit harmonies, diaschismic is certainly one excellent way to do it; MOS of 34 notes and even more the 46 note MOS will encompass very great deal of it. Of course 46 or 58 equal provide alternatives which in many ways are similar, particularly in the case of 58. | Diaschismic extends naturally to the 17-limit, for which the same tunings may be used, making it one of the most important of the higher limit rank two temperaments. Adding the 11-limit adds the commas 176/175, 896/891 and 441/440. The 13-limit yields 196/195, 351/350, and 364/363; the 17-limit adds 136/135, 221/220, and 442/441. If you want to explore higher limit harmonies, diaschismic is certainly one excellent way to do it; MOS of 34 notes and even more the 46 note MOS will encompass very great deal of it. Of course 46 or 58 equal provide alternatives which in many ways are similar, particularly in the case of 58. | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 126/125, 2048/2025 | [[Comma list]]: 126/125, 2048/2025 | ||
| Line 469: | Line 469: | ||
{{Multival|legend=1| 2 -4 -16 -11 -31 -26 }} | {{Multival|legend=1| 2 -4 -16 -11 -31 -26 }} | ||
[[POTE | [[Optimal tuning]] ([[POTE]]): ~45/32 = 1\2, ~3/2 = 703.681 | ||
[[Tuning ranges]]: | [[Tuning ranges]]: | ||
| Line 487: | Line 487: | ||
Mapping: [{{val| 2 0 11 31 45 }}, {{val| 0 1 -2 -8 -12 }}] | Mapping: [{{val| 2 0 11 31 45 }}, {{val| 0 1 -2 -8 -12 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 703.714 | ||
Tuning ranges: | Tuning ranges: | ||
| Line 505: | Line 505: | ||
Mapping: [{{val| 2 0 11 31 45 55 }}, {{val| 0 1 -2 -8 -12 -15 }}] | Mapping: [{{val| 2 0 11 31 45 55 }}, {{val| 0 1 -2 -8 -12 -15 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 703.704 | ||
Tuning ranges: | Tuning ranges: | ||
| Line 524: | Line 524: | ||
Mapping: [{{val| 2 0 11 31 45 55 5 }}, {{val| 0 1 -2 -8 -12 -15 1 }}] | Mapping: [{{val| 2 0 11 31 45 55 5 }}, {{val| 0 1 -2 -8 -12 -15 1 }}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 703.812 | ||
Tuning ranges: | Tuning ranges: | ||
| Line 540: | Line 540: | ||
Subgroup: 2.3.5.7.11.13.17.23 | Subgroup: 2.3.5.7.11.13.17.23 | ||
Comma list: 126/125, 136/135, 176/175, 196/195, 231/230, 256/255 | |||
Sval mapping: [{{val| 2 0 11 31 45 55 5 63 }}, {{val| 0 1 -2 -8 -12 -15 1 -17 }}] | |||
Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 703.870 | |||
{{Val list|legend=1| 46, 58i, 104ci }} | {{Val list|legend=1| 46, 58i, 104ci }} | ||
| Line 551: | Line 551: | ||
Keen adds 875/864 as well as 2240/2187 to the set of commas. It may also be described as the 22&56 temperament. [[78edo]] is a good tuning choice, and remains a good one in the 11-limit, where keen, {{multival| 2 -4 18 -12 … }}, is really more interesting, adding 100/99 and 385/384 to the commas. | Keen adds 875/864 as well as 2240/2187 to the set of commas. It may also be described as the 22&56 temperament. [[78edo]] is a good tuning choice, and remains a good one in the 11-limit, where keen, {{multival| 2 -4 18 -12 … }}, is really more interesting, adding 100/99 and 385/384 to the commas. | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 875/864, 2048/2025 | [[Comma list]]: 875/864, 2048/2025 | ||
[[Mapping]]: [{{val|2 0 11 -23}}, {{val|0 1 -2 9}}] | [[Mapping]]: [{{val| 2 0 11 -23 }}, {{val| 0 1 -2 9 }}] | ||
{{Multival|legend=1| 2 -4 18 -11 23 53 }} | {{Multival|legend=1| 2 -4 18 -11 23 53 }} | ||
[[POTE | [[Optimal tuning]] ([[POTE]]): ~45/32 = 1\2, ~3/2 = 707.571 | ||
{{Val list|legend=1| 22, 56, 78, 134b, 212b, 290bb }} | {{Val list|legend=1| 22, 56, 78, 134b, 212b, 290bb }} | ||
| Line 572: | Line 572: | ||
Mapping: [{{val|2 0 11 -23 26}}, {{val|0 1 -2 9 -6}}] | Mapping: [{{val|2 0 11 -23 26}}, {{val|0 1 -2 9 -6}}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 707.609 | ||
Optimal GPV sequence: {{Val list| 22, 56, 78, 212be, 290bbe }} | Optimal GPV sequence: {{Val list| 22, 56, 78, 212be, 290bbe }} | ||
| Line 585: | Line 585: | ||
Mapping: [{{val|2 0 11 -23 26 -18}}, {{val|0 1 -2 9 -6 8}}] | Mapping: [{{val|2 0 11 -23 26 -18}}, {{val|0 1 -2 9 -6 8}}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 707.167 | ||
Optimal GPV sequence: {{Val list| 22f, 34, 56f }} | Optimal GPV sequence: {{Val list| 22f, 34, 56f }} | ||
| Line 598: | Line 598: | ||
Mapping: [{{val|2 0 11 -23 26 -18 5}}, {{val|0 1 -2 9 -6 8 1}}] | Mapping: [{{val|2 0 11 -23 26 -18 5}}, {{val|0 1 -2 9 -6 8 1}}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 707.155 | ||
Optimal GPV sequence: {{Val list| 22f, 34, 56f }} | Optimal GPV sequence: {{Val list| 22f, 34, 56f }} | ||
| Line 611: | Line 611: | ||
Mapping: [{{val|2 0 11 -23 26 36}}, {{val|0 1 -2 9 -6 -9}}] | Mapping: [{{val|2 0 11 -23 26 36}}, {{val|0 1 -2 9 -6 -9}}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 707.257 | ||
Optimal GPV sequence: {{Val list| 22, 34, 56 }} | Optimal GPV sequence: {{Val list| 22, 34, 56 }} | ||
| Line 624: | Line 624: | ||
Mapping: [{{val|2 0 11 -23 26 36 5}}, {{val|0 1 -2 9 -6 -9 1}}] | Mapping: [{{val|2 0 11 -23 26 36 5}}, {{val|0 1 -2 9 -6 -9 1}}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 707.252 | ||
Optimal GPV sequence: {{Val list| 22, 34, 56 }} | Optimal GPV sequence: {{Val list| 22, 34, 56 }} | ||
| Line 633: | Line 633: | ||
Bidia adds [[3136/3125]] to the commas, splitting the period into 1/4 octave. It may be called the 12&56 temperament. | Bidia adds [[3136/3125]] to the commas, splitting the period into 1/4 octave. It may be called the 12&56 temperament. | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 2048/2025, 3136/3125 | [[Comma list]]: 2048/2025, 3136/3125 | ||
[[Mapping]]: [{{val|4 0 22 43}}, {{val|0 1 -2 -5}}] | [[Mapping]]: [{{val| 4 0 22 43 }}, {{val| 0 1 -2 -5 }}] | ||
{{Multival|legend=1|4 -8 -20 -22 -43 -24}} | {{Multival|legend=1| 4 -8 -20 -22 -43 -24 }} | ||
[[POTE | [[Optimal tuning]] ([[POTE]]): ~25/21 = 1\4, ~3/2 = 705.364 | ||
{{Val list|legend=1| 12, 56, 68, 80, 148d }} | {{Val list|legend=1| 12, 56, 68, 80, 148d }} | ||
| Line 652: | Line 652: | ||
Comma list: 176/175, 896/891, 1375/1372 | Comma list: 176/175, 896/891, 1375/1372 | ||
Mapping: [{{val|4 0 22 43 71}}, {{val|0 1 -2 -5 -9}}] | Mapping: [{{val| 4 0 22 43 71 }}, {{val| 0 1 -2 -5 -9 }}] | ||
POTE | Optimal tuning (POTE): ~25/21 = 1\4, ~3/2 = 705.087 | ||
Optimal GPV sequence: {{Val list| 12, 68, 80 }} | Optimal GPV sequence: {{Val list| 12, 68, 80 }} | ||
| Line 665: | Line 665: | ||
Comma list: 176/175, 325/324, 640/637, 896/891 | Comma list: 176/175, 325/324, 640/637, 896/891 | ||
Mapping: [{{val|4 0 22 43 71 -36}}, {{val|0 1 -2 -5 -9 8 }}] | Mapping: [{{val| 4 0 22 43 71 -36 }}, {{val| 0 1 -2 -5 -9 8 }}] | ||
POTE | Optimal tuning (POTE): ~25/21 = 1\4, ~3/2 = 705.301 | ||
Optimal GPV sequence: {{Val list| 12, 68, 80, 148d, 228bcd, 376bbcddf }} | Optimal GPV sequence: {{Val list| 12, 68, 80, 148d, 228bcd, 376bbcddf }} | ||
| Line 678: | Line 678: | ||
Comma list: 136/135, 176/175, 256/255, 325/324, 640/637 | Comma list: 136/135, 176/175, 256/255, 325/324, 640/637 | ||
Mapping: [{{val|4 0 22 43 71 -36 10 }}, {{val|0 1 -2 -5 -9 8 1 }}] | Mapping: [{{val| 4 0 22 43 71 -36 10 }}, {{val| 0 1 -2 -5 -9 8 1 }}] | ||
POTE | Optimal tuning (POTE): ~25/21 = 1\4, ~3/2 = 705.334 | ||
Optimal GPV sequence: {{Val list| 12, 68, 80, 148d, 228bcd, 376bbcddf }} | Optimal GPV sequence: {{Val list| 12, 68, 80, 148d, 228bcd, 376bbcddf }} | ||
| Line 691: | Line 691: | ||
Comma list: 136/135, 176/175, 190/189, 256/255, 325/324, 640/637 | Comma list: 136/135, 176/175, 190/189, 256/255, 325/324, 640/637 | ||
Mapping: [{{val|4 0 22 43 71 -36 10 17 }}, {{val|0 1 -2 -5 -9 8 1 0 }}] | Mapping: [{{val| 4 0 22 43 71 -36 10 17 }}, {{val| 0 1 -2 -5 -9 8 1 0 }}] | ||
POTE | Optimal tuning (POTE): ~19/16 = 1\4, ~3/2 = 705.339 | ||
Optimal GPV sequence: {{Val list| 12, 68, 80, 148d, 376bbcddfh }} | Optimal GPV sequence: {{Val list| 12, 68, 80, 148d, 376bbcddfh }} | ||
| Line 704: | Line 704: | ||
Echidna becomes more interesting when extended to be an 11-limit temperament by adding 176/175, 896/891 or 540/539 to the commas, where the same tunings can be used as before. It then is able to represent the entire 11-limit diamond to within about six cents of error, within a compass of 24 notes. The 28 note 2MOS gives scope for this, and the 36 note MOS much more. | Echidna becomes more interesting when extended to be an 11-limit temperament by adding 176/175, 896/891 or 540/539 to the commas, where the same tunings can be used as before. It then is able to represent the entire 11-limit diamond to within about six cents of error, within a compass of 24 notes. The 28 note 2MOS gives scope for this, and the 36 note MOS much more. | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 1728/1715, 2048/2025 | [[Comma list]]: 1728/1715, 2048/2025 | ||
[[Mapping]]: [{{val|2 1 9 2}}, {{val|0 3 -6 5}}] | [[Mapping]]: [{{val| 2 1 9 2 }}, {{val| 0 3 -6 5 }}] | ||
{{Multival|legend=1| 6 -12 10 -33 -1 57 }} | {{Multival|legend=1| 6 -12 10 -33 -1 57 }} | ||
[[POTE | [[Optimal tuning]] ([[POTE]]): ~45/32 = 1\2, ~9/7 = 434.856 | ||
{{Val list|legend=1| 22, 58, 80, 138cd, 218cd }} | {{Val list|legend=1| 22, 58, 80, 138cd, 218cd }} | ||
| Line 723: | Line 723: | ||
Comma list: 176/175, 540/539, 896/891 | Comma list: 176/175, 540/539, 896/891 | ||
Mapping: [{{val|2 1 9 2 12}}, {{val|0 3 -6 5 -7}}] | Mapping: [{{val| 2 1 9 2 12 }}, {{val| 0 3 -6 5 -7 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~9/7 = 434.852 | ||
Minimax tuning: | Minimax tuning: | ||
* 11-odd-limit: ~9/7 = {{monzo|5/12 0 0 1/12 -1/12}} | * 11-odd-limit: ~9/7 = {{monzo| 5/12 0 0 1/12 -1/12 }} | ||
: [{{monzo|1 0 0 0 0}}, {{monzo|7/4 0 0 1/4 -1/4}}, {{monzo|2 0 0 -1/2 1/2}}, {{monzo|37/12 0 0 5/12 -5/12}}, {{monzo|37/12 0 0 -7/12 7/12}}] | : [{{monzo| 1 0 0 0 0 }}, {{monzo| 7/4 0 0 1/4 -1/4 }}, {{monzo| 2 0 0 -1/2 1/2 }}, {{monzo| 37/12 0 0 5/12 -5/12 }}, {{monzo| 37/12 0 0 -7/12 7/12 }}] | ||
: | : Eigenmonzo subgroup: 2.11/7 | ||
Optimal GPV sequence: {{Val list| 22, 58, 80, 138cde, 218cde }} | Optimal GPV sequence: {{Val list| 22, 58, 80, 138cde, 218cde }} | ||
| Line 741: | Line 741: | ||
Comma list: 176/175, 351/350, 364/363, 540/539 | Comma list: 176/175, 351/350, 364/363, 540/539 | ||
Mapping: [{{val|2 1 9 2 12 19}}, {{val|0 3 -6 5 -7 -16}}] | Mapping: [{{val| 2 1 9 2 12 19 }}, {{val| 0 3 -6 5 -7 -16 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~9/7 = 434.756 | ||
Optimal GPV sequence: {{Val list| 22, 58, 80, 138cde }} | Optimal GPV sequence: {{Val list| 22, 58, 80, 138cde }} | ||
| Line 754: | Line 754: | ||
Comma list: 136/135, 176/175, 221/220, 256/255, 540/539 | Comma list: 136/135, 176/175, 221/220, 256/255, 540/539 | ||
Mapping: [{{val|2 1 9 2 12 19 6}}, {{val|0 3 -6 5 -7 -16 3}}] | Mapping: [{{val| 2 1 9 2 12 19 6 }}, {{val| 0 3 -6 5 -7 -16 3 }}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~9/7 = 434.816 | ||
Optimal GPV sequence: {{Val list| 22, 58, 80, 138cde }} | Optimal GPV sequence: {{Val list| 22, 58, 80, 138cde }} | ||
| Line 763: | Line 763: | ||
== Echidnic == | == Echidnic == | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 686/675, 1029/1024 | [[Comma list]]: 686/675, 1029/1024 | ||
[[Mapping]]: [{{val|2 2 7 6}}, {{val|0 3 -6 -1}}] | [[Mapping]]: [{{val| 2 2 7 6 }}, {{val| 0 3 -6 -1 }}] | ||
{{Multival|legend=1| 6 -12 -2 -33 -20 29 }} | {{Multival|legend=1| 6 -12 -2 -33 -20 29 }} | ||
[[POTE | [[Optimal tuning]] ([[POTE]]): ~45/32 = 1\2, ~8/7 = 234.492 | ||
{{Val list|legend=1| 10, 36, 46, 194bcd, 240bcd, 286bcd, 332bccdd }} | {{Val list|legend=1| 10, 36, 46, 194bcd, 240bcd, 286bcd, 332bccdd }} | ||
| Line 782: | Line 782: | ||
Comma list: 385/384, 441/440, 686/675 | Comma list: 385/384, 441/440, 686/675 | ||
Mapping: [{{val|2 2 7 6 3}}, {{val|0 3 -6 -1 10}}] | Mapping: [{{val| 2 2 7 6 3 }}, {{val| 0 3 -6 -1 10 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~8/7 = 235.096 | ||
Optimal GPV sequence: {{Val list| 10, 36e, 46, 102, 148, 342bcdd }} | Optimal GPV sequence: {{Val list| 10, 36e, 46, 102, 148, 342bcdd }} | ||
| Line 795: | Line 795: | ||
Comma list: 91/90, 169/168, 385/384, 441/440 | Comma list: 91/90, 169/168, 385/384, 441/440 | ||
Mapping: [{{val|2 2 7 6 3 7}}, {{val|0 3 -6 -1 10 1}}] | Mapping: [{{val| 2 2 7 6 3 7 }}, {{val| 0 3 -6 -1 10 1 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~8/7 = 235.088 | ||
Optimal GPV sequence: {{Val list| 10, 46, 102, 148f, 194bcdf }} | Optimal GPV sequence: {{Val list| 10, 46, 102, 148f, 194bcdf }} | ||
| Line 808: | Line 808: | ||
Comma list: 91/90, 136/135, 154/153, 169/168, 256/255 | Comma list: 91/90, 136/135, 154/153, 169/168, 256/255 | ||
Mapping: [{{val|2 2 7 6 3 7 7}}, {{val|0 3 -6 -1 10 1 3}}] | Mapping: [{{val| 2 2 7 6 3 7 7 }}, {{val| 0 3 -6 -1 10 1 3 }}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~8/7 = 235.088 | ||
Optimal GPV sequence: {{Val list| 10, 46, 102, 148f, 194bcdf }} | Optimal GPV sequence: {{Val list| 10, 46, 102, 148f, 194bcdf }} | ||
| Line 820: | Line 820: | ||
== Shrutar == | == Shrutar == | ||
Shrutar adds 245/243 to the commas, and also tempers out 6144/6125. It can also be described as 22&46. Its generator can be taken as either 36/35 or 35/24; the latter is interesting since along with 15/14 and 21/20, it connects opposite sides of a hexany. [[68edo]] makes for a good tuning, but another and excellent choice is a generator of 14<sup>(1/7)</sup>, making | Shrutar adds 245/243 to the commas, and also tempers out 6144/6125. It can also be described as 22&46. Its generator can be taken as either 36/35 or 35/24; the latter is interesting since along with 15/14 and 21/20, it connects opposite sides of a hexany. [[68edo]] makes for a good tuning, but another and excellent choice is a generator of 14<sup>(1/7)</sup>, making 7's just. | ||
By adding 121/120 or 176/175 to the commas, shrutar can be extended to the 11-limit, which loses a bit of accuracy, but picks up low-complexity 11-limit harmony, making shrutar quite an interesting 11-limit system. 68, 114 or a 14<sup>(1/7)</sup> generator can again be used as tunings. | By adding 121/120 or 176/175 to the commas, shrutar can be extended to the 11-limit, which loses a bit of accuracy, but picks up low-complexity 11-limit harmony, making shrutar quite an interesting 11-limit system. 68, 114 or a 14<sup>(1/7)</sup> generator can again be used as tunings. | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 245/243, 2048/2025 | [[Comma list]]: 245/243, 2048/2025 | ||
[[Mapping]]: [{{val| 2 | [[Mapping]]: [{{val| 2 1 9 -2 }}, {{val| 0 2 -4 7 }}] | ||
{{Multival|legend=1| 4 -8 14 -22 11 55 }} | {{Multival|legend=1| 4 -8 14 -22 11 55 }} | ||
[[POTE | [[Optimal tuning]] ([[POTE]]): ~45/32 = 1\2, ~35/24 = 652.811 | ||
{{Val list|legend=1| 22, 46, 68, 182b, 250bc }} | {{Val list|legend=1| 22, 46, 68, 182b, 250bc }} | ||
| Line 843: | Line 843: | ||
Comma list: 121/120, 176/175, 245/243 | Comma list: 121/120, 176/175, 245/243 | ||
Mapping: [{{val| 2 | Mapping: [{{val| 2 1 9 -2 8 }}, {{val| 0 2 -4 7 -1 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~16/11 = 652.680 | ||
Optimal GPV sequence: {{Val list| 22, 46, 68, 114, 296bce, 410bce }} | Optimal GPV sequence: {{Val list| 22, 46, 68, 114, 296bce, 410bce }} | ||
| Line 856: | Line 856: | ||
Comma list: 121/120, 176/175, 196/195, 245/243 | Comma list: 121/120, 176/175, 196/195, 245/243 | ||
Mapping: [{{val| 2 | Mapping: [{{val| 2 1 9 -2 8 -10 }}, {{val| 0 2 -4 7 -1 16 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~16/11 = 652.654 | ||
Optimal GPV sequence: {{Val list| 22f, 24f, 46, 68, 114 }} | Optimal GPV sequence: {{Val list| 22f, 24f, 46, 68, 114 }} | ||
| Line 869: | Line 869: | ||
Comma list: 121/120, 136/135, 154/153, 176/175, 196/195 | Comma list: 121/120, 136/135, 154/153, 176/175, 196/195 | ||
Mapping: [{{val| 2 | Mapping: [{{val| 2 1 9 -2 8 -10 6 }}, {{val| 0 2 -4 7 -1 16 2 }}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~16/11 = 652.647 | ||
Optimal GPV sequence: {{Val list| 22f, 24f, 46, 68, 114 }} | Optimal GPV sequence: {{Val list| 22f, 24f, 46, 68, 114 }} | ||
| Line 882: | Line 882: | ||
Comma list: 121/120, 136/135, 154/153, 176/175, 196/195, 343/342 | Comma list: 121/120, 136/135, 154/153, 176/175, 196/195, 343/342 | ||
Mapping: [{{val| 2 | Mapping: [{{val| 2 1 9 -2 8 -10 6 -10 }}, {{val| 0 2 -4 7 -1 16 2 17 }}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~16/11 = 652.730 | ||
Optimal GPV sequence: {{Val list| 22fh, 24fh, 46, 68, 114, 182bef }} | Optimal GPV sequence: {{Val list| 22fh, 24fh, 46, 68, 114, 182bef }} | ||
| Line 891: | Line 891: | ||
== Sruti == | == Sruti == | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 2048/2025, 19683/19600 | [[Comma list]]: 2048/2025, 19683/19600 | ||
| Line 899: | Line 899: | ||
{{Multival|legend=1| 4 -8 26 -22 30 83 }} | {{Multival|legend=1| 4 -8 26 -22 30 83 }} | ||
POTE | [[Optimal tuning]] ([[POTE]]): ~45/32 = 1\2, ~140/81 = 951.876 | ||
{{Val list|legend=1| 24, 34d, 58, 150cd, 208ccdd, 266ccdd }} | {{Val list|legend=1| 24, 34d, 58, 150cd, 208ccdd, 266ccdd }} | ||
| Line 912: | Line 912: | ||
Mapping: [{{val| 2 0 11 -15 -1 }}, {{val| 0 2 -4 13 5 }}] | Mapping: [{{val| 2 0 11 -15 -1 }}, {{val| 0 2 -4 13 5 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~121/70 = 951.863 | ||
Optimal GPV sequence: {{Val list| 24, 34d, 58 }} | Optimal GPV sequence: {{Val list| 24, 34d, 58 }} | ||
| Line 925: | Line 925: | ||
Mapping: [{{val| 2 0 11 -15 -1 9 }}, {{val| 0 2 -4 13 5 -1 }}] | Mapping: [{{val| 2 0 11 -15 -1 9 }}, {{val| 0 2 -4 13 5 -1 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~26/15 = 951.886 | ||
Optimal GPV sequence: {{Val list| 24, 34d, 58, 150cdeef, 208ccddeeff }} | Optimal GPV sequence: {{Val list| 24, 34d, 58, 150cdeef, 208ccddeeff }} | ||
| Line 938: | Line 938: | ||
Mapping: [{{val| 2 0 11 -15 -1 9 5 }}, {{val| 0 2 -4 13 5 -1 2 }}] | Mapping: [{{val| 2 0 11 -15 -1 9 5 }}, {{val| 0 2 -4 13 5 -1 2 }}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~26/15 = 951.857 | ||
Optimal GPV sequence: {{Val list| 24, 34d, 58 }} | Optimal GPV sequence: {{Val list| 24, 34d, 58 }} | ||
| Line 945: | Line 945: | ||
== Anguirus == | == Anguirus == | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 49/48, 2048/2025 | [[Comma list]]: 49/48, 2048/2025 | ||
| Line 953: | Line 953: | ||
{{Multival|legend=1| 4 -8 2 -22 -8 27 }} | {{Multival|legend=1| 4 -8 2 -22 -8 27 }} | ||
[[POTE | [[Optimal tuning]] ([[POTE]]): ~45/32 = 1\2, ~7/4 = 953.021 | ||
{{Val list|legend=1| 10, 24, 34 }} | {{Val list|legend=1| 10, 24, 34 }} | ||
| Line 966: | Line 966: | ||
Mapping: [{{val| 2 0 11 4 -1 }}, {{val| 0 2 -4 1 5 }}] | Mapping: [{{val| 2 0 11 4 -1 }}, {{val| 0 2 -4 1 5 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~7/4 = 952.184 | ||
Optimal GPV sequence: {{Val list| 10, 24, 34, 58d, 92de }} | Optimal GPV sequence: {{Val list| 10, 24, 34, 58d, 92de }} | ||
| Line 979: | Line 979: | ||
Mapping: [{{val| 2 0 11 4 -1 9 }}, {{val| 0 2 -4 1 5 -1 }}] | Mapping: [{{val| 2 0 11 4 -1 9 }}, {{val| 0 2 -4 1 5 -1 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~7/4 = 952.309 | ||
Optimal GPV sequence: {{Val list| 10, 24, 34, 58d, 92ddef }} | Optimal GPV sequence: {{Val list| 10, 24, 34, 58d, 92ddef }} | ||
| Line 992: | Line 992: | ||
Mapping: [{{val| 2 0 11 4 -1 9 5 }}, {{val| 0 2 -4 1 5 -1 2 }}] | Mapping: [{{val| 2 0 11 4 -1 9 5 }}, {{val| 0 2 -4 1 5 -1 2 }}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~7/4 = 952.330 | ||
Optimal GPV sequence: {{Val list| 10, 24, 34, 58d, 92ddef }} | Optimal GPV sequence: {{Val list| 10, 24, 34, 58d, 92ddef }} | ||
| Line 999: | Line 999: | ||
== Shru == | == Shru == | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 392/375, 1323/1280 | [[Comma list]]: 392/375, 1323/1280 | ||
| Line 1,007: | Line 1,007: | ||
{{Multival|legend=1| 4 -8 -10 -22 -27 -1 }} | {{Multival|legend=1| 4 -8 -10 -22 -27 -1 }} | ||
[[POTE | [[Optimal tuning]] ([[POTE]]): ~45/32 = 1\2, ~10/7 = 650.135 | ||
{{Val list|legend=1| 2, 22d, 24 }} | {{Val list|legend=1| 2, 22d, 24 }} | ||
| Line 1,020: | Line 1,020: | ||
Mapping: [{{val| 2 1 9 11 8 }}, {{val| 0 2 -4 -5 -1 }}] | Mapping: [{{val| 2 1 9 11 8 }}, {{val| 0 2 -4 -5 -1 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~10/7 = 650.130 | ||
Optimal GPV sequence: {{Val list| 2, 22d, 24 }} | Optimal GPV sequence: {{Val list| 2, 22d, 24 }} | ||
| Line 1,033: | Line 1,033: | ||
Mapping: [{{val| 2 1 9 11 8 15 }}, {{val| 0 2 -4 -5 -1 -7 }}] | Mapping: [{{val| 2 1 9 11 8 15 }}, {{val| 0 2 -4 -5 -1 -7 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~10/7 = 650.535 | ||
Optimal GPV sequence: {{Val list| 22df, 24 }} | Optimal GPV sequence: {{Val list| 22df, 24 }} | ||
| Line 1,040: | Line 1,040: | ||
== Quadrasruta == | == Quadrasruta == | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 2048/2025, 2401/2400 | [[Comma list]]: 2048/2025, 2401/2400 | ||
[[Mapping]]: [{{val|2 0 11 8}}, {{val|0 4 -8 -3}}] | [[Mapping]]: [{{val| 2 0 11 8 }}, {{val| 0 4 -8 -3 }}] | ||
{{Multival|legend=1| 8 -16 -6 -44 -32 31 }} | {{Multival|legend=1| 8 -16 -6 -44 -32 31 }} | ||
[[POTE | [[Optimal tuning]] ([[POTE]]): ~45/32 = 1\2, ~21/16 = 476.216 | ||
{{Val list|legend=1| 10, 38c, 48c, 58, 68, 126 }} | {{Val list|legend=1| 10, 38c, 48c, 58, 68, 126 }} | ||
| Line 1,059: | Line 1,059: | ||
Comma list: 176/175, 896/891, 2401/2400 | Comma list: 176/175, 896/891, 2401/2400 | ||
Mapping: [{{val|2 0 11 8 22}}, {{val|0 4 -8 -3 -19}}] | Mapping: [{{val| 2 0 11 8 22 }}, {{val| 0 4 -8 -3 -19 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~21/16 = 476.118 | ||
Optimal GPV sequence: {{Val list| 58, 126, 184c, 310bccde }} | Optimal GPV sequence: {{Val list| 58, 126, 184c, 310bccde }} | ||
| Line 1,072: | Line 1,072: | ||
Comma list: 176/175, 196/195, 512/507, 676/675 | Comma list: 176/175, 196/195, 512/507, 676/675 | ||
Mapping: [{{val|2 0 11 8 22 9}}, {{val|0 4 -8 -3 -19 -2}}] | Mapping: [{{val| 2 0 11 8 22 9 }}, {{val| 0 4 -8 -3 -19 -2 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~21/16 = 476.099 | ||
Optimal GPV sequence: {{Val list| 58, 126f, 184cff }} | Optimal GPV sequence: {{Val list| 58, 126f, 184cff }} | ||
| Line 1,085: | Line 1,085: | ||
Comma list: 136/135, 170/169, 176/175, 196/195, 256/255 | Comma list: 136/135, 170/169, 176/175, 196/195, 256/255 | ||
Mapping: [{{val|2 0 11 8 22 9 5}}, {{val|0 4 -8 -3 -19 -2 4}}] | Mapping: [{{val| 2 0 11 8 22 9 5 }}, {{val| 0 4 -8 -3 -19 -2 4 }}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~21/16 = 476.162 | ||
Optimal GPV sequence: {{Val list| 58, 126f }} | Optimal GPV sequence: {{Val list| 58, 126f }} | ||
| Line 1,098: | Line 1,098: | ||
Comma list: 243/242, 441/440, 2048/2025 | Comma list: 243/242, 441/440, 2048/2025 | ||
Mapping: [{{val|2 0 11 8 -1}}, {{val|0 4 -8 -3 10}}] | Mapping: [{{val| 2 0 11 8 -1 }}, {{val| 0 4 -8 -3 10 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~21/16 = 476.017 | ||
Optimal GPV sequence: {{Val list| 10, 38c, 48c, 58 }} | Optimal GPV sequence: {{Val list| 10, 38c, 48c, 58 }} | ||
| Line 1,111: | Line 1,111: | ||
Comma list: 144/143, 196/195, 243/242, 676/675 | Comma list: 144/143, 196/195, 243/242, 676/675 | ||
Mapping: [{{val|2 0 11 8 -1 9}}, {{val|0 4 -8 -3 10 -2}}] | Mapping: [{{val| 2 0 11 8 -1 9 }}, {{val| 0 4 -8 -3 10 -2 }}] | ||
POTE | Optimal tuning (POTE): ~45/32 = 1\2, ~21/16 = 476.028 | ||
Optimal GPV sequence: {{Val list| 10, 38c, 48c, 58 }} | Optimal GPV sequence: {{Val list| 10, 38c, 48c, 58 }} | ||
| Line 1,124: | Line 1,124: | ||
Comma list: 136/135, 144/143, 170/169, 196/195, 221/220 | Comma list: 136/135, 144/143, 170/169, 196/195, 221/220 | ||
Mapping: [{{val|2 0 11 8 -1 9 5}}, {{val|0 4 -8 -3 10 -2 4}}] | Mapping: [{{val| 2 0 11 8 -1 9 5 }}, {{val| 0 4 -8 -3 10 -2 4 }}] | ||
POTE | Optimal tuning (POTE): ~17/12 = 1\2, ~21/16 = 476.077 | ||
Optimal GPV sequence: {{Val list| 10, 38c, 48c, 58, 126eef, 184ceeff }} | Optimal GPV sequence: {{Val list| 10, 38c, 48c, 58, 126eef, 184ceeff }} | ||
Revision as of 14:51, 1 December 2022
The 5-limit parent comma for the diaschismic family is 2048/2025, the diaschisma. Its monzo is [11 -4 -2⟩, and flipping that yields ⟨⟨ 2 -4 -11 ]] for the wedgie for 5-limit diaschismic, or srutal, temperament. This tells us the period is half an octave, the GCD of 2 and -4, and that the generator is a fifth. Three periods gives 1800 cents, and decreasing this by two fifths gives the major third. 34edo is a good tuning choice, with 46edo, 56edo, 58edo or 80edo being other possibilities. Both 12edo and 22edo support it, and retuning them to a MOS of diaschismic gives two scale possibilities.
Srutal aka diaschismic
Subgroup: 2.3.5
Comma list: 2048/2025
Mapping: [⟨2 0 11], ⟨0 1 -2]]
Mapping generators: ~45/32, ~3
Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 704.898
- 5-odd-limit diamond monotone: ~3/2 = [600.000 to 720.000] (1\2 to 6\10)
- 5-odd-limit diamond tradeoff: ~3/2 = [701.955, 706.843]
- 5-odd-limit diamond monotone and tradeoff: ~3/2 = [701.955, 706.843]
Badness: 0.019915
Overview to extensions
7-limit extensions
The second comma of the normal comma list defines which 7-limit family member we are looking at.
- Pajara derives from 64/63 and is a popular and well-known choice.
- Diaschismic adds 2097152/2066715 to obtain 7-limit harmony by more complex methods, but with greater accuracy.
- Srutal adds [21 -15 0 1⟩. It does no significant tuning damage, so for that we keep the 5-limit label srutal.
- Keen adds 2240/2187.
- Bidia adds 3136/3125, the hemimean comma.
- Echidna adds 1728/1715, the orwellisma.
- Shrutar adds 245/243, the sensamagic comma.
Pajara, diaschismic, srutal and keen keep the same half-octave period and fifth generator, but shrutar has a generator of a quarter-tone (which can be taken as 36/35, the septimal quarter-tone) and echidna has a generator of 9/7. Bidia has a quarter-octave period and a fifth generator.
Subgroup extensions
Since the diaschisma factors into (256/255)2(289/288) in the 17-limit, it extends naturally to the 2.3.5.17 subgroup, resulting in srutal archagall.
Srutal archagall
Subgroup: 2.3.5.17
Comma list: 256/255, 289/288
Sval mapping: [⟨2 0 11 5]], ⟨0 1 -2 1]]
Optimal tuning (CTE): ~17/12 = 1\2, ~3/2 = 705.1272
Optimal GPV sequence: Template:Val list
Badness: 0.00575
Srutal
Subgroup: 2.3.5.7
Comma list: 2048/2025, 4375/4374
Mapping: [⟨2 0 11 -42], ⟨0 1 -2 15]]
Wedgie: ⟨⟨ 2 -4 30 -11 42 81 ]]
Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 704.814
- 7- and 9-odd-limit diamond monotone: ~3/2 = [703.448, 705.882] (34\58 to 20\34)
- 7- and 9-odd-limit diamond tradeoff: ~3/2 = [701.955, 706.843]
- 7- and 9-odd-limit diamond monotone and tradeoff: ~3/2 = [703.448, 705.882]
Badness: 0.091504
11-limit
Subgroup: 2.3.5.7.11
Comma list: 176/175, 896/891, 1331/1323
Mapping: [⟨2 0 11 -42 -28], ⟨0 1 -2 15 11]]
Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 704.856
Tuning ranges:
- 11-odd-limit diamond monotone: ~3/2 = [704.348, 705.882] (27\46 to 20\34)
- 11-odd-limit diamond tradeoff: ~3/2 = [701.955, 706.843]
- 11-odd-limit diamond monotone and tradeoff: ~3/2 = [704.348, 705.882]
Optimal GPV sequence: Template:Val list
Badness: 0.035315
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 169/168, 176/175, 325/324, 364/363
Mapping: [⟨2 0 11 -42 -28 -18], ⟨0 1 -2 15 11 8]]
Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 704.881
Tuning ranges:
- 13- and 15-odd-limit diamond monotone: ~3/2 = [704.348, 705.882] (27\46 to 20\34)
- 13-odd-limit diamond tradeoff: ~3/2 = [701.955, 706.843]
- 15-odd-limit diamond tradeoff: ~3/2 = [701.955, 711.731]
- 13- and 15-odd-limit diamond monotone and tradeoff: ~3/2 = [704.348, 705.882]
Optimal GPV sequence: Template:Val list
Badness: 0.025286
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 136/135, 169/168, 176/175, 221/220, 256/255
Mapping: [⟨2 0 11 -42 -28 -18 5], ⟨0 1 -2 15 11 8 1]]
Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 704.840
Tuning ranges:
- 17-odd-limit diamond monotone: ~3/2 = [704.348, 705.882] (27\46 to 20\34)
- 17-odd-limit diamond tradeoff: ~3/2 = [698.955, 711.731]
- 17-odd-limit diamond monotone and tradeoff: ~3/2 = [704.348, 705.882]
Optimal GPV sequence: Template:Val list
Badness: 0.018594
19-limit
Srutal, Shrutar and Bidia have similar 19-limit properties, tempering 190/189, related rank-3 Julius.
Subgroup: 2.3.5.7.11.13.17.19
Comma list: 136/135, 169/168, 176/175, 190/189, 221/220, 256/255
Mapping: [⟨2 0 11 -42 -28 -18 5 -55], ⟨0 1 -2 15 11 8 1 20]]
Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 704.905
Optimal GPV sequence: Template:Val list
Badness: 0.017063
Srutaloo
Srutaloo adds 576/575, 736/729 or 208/207, rhymes with Skidoo.
Subgroup: 2.3.5.7.11.13.17.19.23
Comma list: 136/135, 169/168, 176/175, 190/189, 208/207, 221/220, 256/255
Mapping: [⟨2 0 11 -42 -28 -18 5 -55 -10], ⟨0 1 -2 15 11 8 1 20 6]]
Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 704.899
Optimal GPV sequence: Template:Val list
Badness: 0.013555
29-limit
Subgroup: 2.3.5.7.11.13.17.19.23.29
Comma list: 136/135, 169/168, 176/175, 190/189, 208/207, 221/220, 232/231, 256/255
Mapping: [⟨2 0 11 -42 -28 -18 5 -55 -10 -76], ⟨0 1 -2 15 11 8 1 20 6 27]]
Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 704.906
Optimal GPV sequence: Template:Val list
Badness: 0.013203
Pajara
Pajara is closely associated with 22edo (not to mention Paul Erlich) but other tunings are possible. The 1/2 octave period serves as both a 10/7 and a 7/5. Aside from 22edo, 34 with the val ⟨34 54 79 96] and 56 with the val ⟨56 89 130 158] are are interesting alternatives, with more accpetable fifths, and a tetrad which is more clearly a dominant seventh. As such, they are closer to the tuning of 12edo and of common practice Western music in general, while retaining the distictiveness of a sharp fifth.
Pajara extends nicely to an 11-limit version, for which the 56 tuning can be used, but a good alternative is to make the major thirds pure by setting the fifth to be 706.843 cents. Now 99/98, 100/99, 176/175 and 896/891 are being tempered out.
Subgroup: 2.3.5.7
Comma list: 50/49, 64/63
Mapping: [⟨2 0 11 12], ⟨0 1 -2 -2]]
Wedgie: ⟨⟨ 2 -4 -4 -11 -12 2 ]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 707.048
- 7- and 9-odd-limit diamond monotone: ~3/2 = [700.000, 720.000] (7\12 to 6\10)
- 7- and 9-odd-limit diamond tradeoff: ~3/2 = [701.955, 715.587]
- 7- and 9-odd-limit diamond monotone and tradeoff: ~3/2 = [701.955, 715.587]
Badness: 0.020033
11-limit
Subgroup: 2.3.5.7.11
Comma list: 50/49, 64/63, 99/98
Mapping: [⟨2 0 11 12 26], ⟨0 1 -2 -2 -6]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 706.885
Tuning ranges:
- 11-odd-limit diamond monotone: ~3/2 = [700.000, 709.091] (7\12 to 13\22)
- 11-odd-limit diamond tradeoff: ~3/2 = [701.955, 715.587]
- 11-odd-limit diamond monotone and tradeoff: ~3/2 = [701.955, 709.091]
Optimal GPV sequence: Template:Val list
Badness: 0.020343
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 50/49, 64/63, 65/63, 99/98
Mapping: [⟨2 0 11 12 26 1], ⟨0 1 -2 -2 -6 2]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 708.919
Optimal GPV sequence: Template:Val list
Badness: 0.027642
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 50/49, 52/51, 64/63, 65/63, 99/98
Mapping: [⟨2 0 11 12 26 1 5], ⟨0 1 -2 -2 -6 2 1]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 708.806
Optimal GPV sequence: Template:Val list
Badness: 0.020899
Pajarina
Subgroup: 2.3.5.7.11.13
Comma list: 50/49, 64/63, 78/77, 99/98
Mapping: [⟨2 0 11 12 26 36], ⟨0 1 -2 -2 -6 -9]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 706.133
Optimal GPV sequence: Template:Val list
Badness: 0.022327
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 50/49, 64/63, 78/77, 85/84, 99/98
Mapping: [⟨2 0 11 12 26 36 5], ⟨0 1 -2 -2 -6 -9 1]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 706.410
Optimal GPV sequence: Template:Val list
Badness: 0.018375
Pajarita
Subgroup: 2.3.5.7.11.13
Comma list: 40/39, 50/49, 64/63, 66/65
Mapping: [⟨2 0 11 12 26 17], ⟨0 1 -2 -2 -6 -3]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 707.450
Optimal GPV sequence: Template:Val list
Badness: 0.022677
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 40/39, 50/49, 64/63, 66/65, 85/84
Mapping: [⟨2 0 11 12 26 17 5], ⟨0 1 -2 -2 -6 -3 1]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 707.947
Optimal GPV sequence: Template:Val list
Badness: 0.019007
Pajarous
Subgroup: 2.3.5.7.11
Comma list: 50/49, 55/54, 64/63
Mapping: [⟨2 0 11 12 -9], ⟨0 1 -2 -2 5]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 709.578
Tuning ranges:
- 11-odd-limit diamond monotone: ~3/2 = 709.091 (13\22)
- 11-odd-limit diamond tradeoff: ~3/2 = [701.955, 715.803]
- 11-odd-limit diamond monotone and tradeoff: ~3/2 = 709.091
Optimal GPV sequence: Template:Val list
Badness: 0.028349
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 50/49, 55/54, 64/63, 65/63
Mapping: [⟨2 0 11 12 -9 1], ⟨0 1 -2 -2 5 2]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 710.240
Optimal GPV sequence: Template:Val list
Badness: 0.025176
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 50/49, 52/51, 55/54, 64/63, 65/63
Mapping: [⟨2 0 11 12 -9 1 5], ⟨0 1 -2 -2 5 2 1]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 710.221
Optimal GPV sequence: Template:Val list
Badness: 0.018249
Pajaro
Subgroup: 2.3.5.7.11.13
Comma list: 40/39, 50/49, 55/54, 64/63
Mapping: [⟨2 0 11 12 -9 17], ⟨0 1 -2 -2 5 -3]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 710.818
Optimal GPV sequence: Template:Val list
Badness: 0.027355
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 40/39, 50/49, 55/54, 64/63, 85/84
Mapping: [⟨2 0 11 12 -9 17 5], ⟨0 1 -2 -2 5 -3 1]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 710.866
Optimal GPV sequence: Template:Val list
Badness: 0.019844
Pajaric
Subgroup: 2.3.5.7.11
Comma list: 45/44, 50/49, 56/55
Mapping: [⟨2 0 11 12 7], ⟨0 1 -2 -2 0]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 705.524
Optimal GPV sequence: Template:Val list
Badness: 0.023798
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 40/39, 45/44, 50/49, 56/55
Mapping: [⟨2 0 11 12 7 17], ⟨0 1 -2 -2 0 -3]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 707.442
Optimal GPV sequence: Template:Val list
Badness: 0.020461
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 34/33, 40/39, 45/44, 50/49, 56/55
Mapping: [⟨2 0 11 12 7 17 5], ⟨0 1 -2 -2 0 -3 1]]
Optimal tuning (POTE): ~7/5 = 1\2, ~3/2 = 708.544
Optimal GPV sequence: Template:Val list
Badness: 0.017592
Hemipaj
Subgroup: 2.3.5.7.11
Comma list: 50/49, 64/63, 121/120
Mapping: [⟨2 1 9 10 8], ⟨0 2 -4 -4 -1]]
Optimal tuning (POTE): ~7/5 = 1\2, ~11/8 = 546.383
Optimal GPV sequence: Template:Val list
Badness: 0.038890
Hemifourths
Subgroup: 2.3.5.7.11
Comma list: 50/49, 64/63, 243/242
Mapping: [⟨2 0 11 12 -1], ⟨0 2 -4 -4 5]]
Optimal tuning (POTE): ~7/5 = 1\2, ~55/32 = 953.093
Optimal GPV sequence: Template:Val list
Badness: 0.048885
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 50/49, 64/63, 78/77, 144/143
Mapping: [⟨2 0 11 12 -1 9], ⟨0 2 -4 -4 5 -1]]
Optimal tuning (POTE): ~7/5 = 1\2, ~26/15 = 953.074
Optimal GPV sequence: Template:Val list
Badness: 0.028755
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 50/49, 64/63, 78/77, 85/84, 144/143
Mapping: [⟨2 0 11 12 -1 9 5], ⟨0 2 -4 -4 5 -1 2]]
Optimal tuning (POTE): ~7/5 = 1\2, ~26/15 = 953.210
Optimal GPV sequence: Template:Val list
Badness: 0.021790
Diaschismic
A simpler characterization than the one given by the normal comma list is that diaschismic adds 126/125 or 5120/5103 to the set of commas, and it can also be called 46&58. However described, diaschismic has a 1/2 period and a sharp fifth generator like pajara, but not so sharp, giving a more accurate but more complex temperament. 58edo provides an excellent tuning, but an alternative is to make 7/4 just by making the fifth 703.897 cents, as opposed to 703.448 cents for 58edo.
Diaschismic extends naturally to the 17-limit, for which the same tunings may be used, making it one of the most important of the higher limit rank two temperaments. Adding the 11-limit adds the commas 176/175, 896/891 and 441/440. The 13-limit yields 196/195, 351/350, and 364/363; the 17-limit adds 136/135, 221/220, and 442/441. If you want to explore higher limit harmonies, diaschismic is certainly one excellent way to do it; MOS of 34 notes and even more the 46 note MOS will encompass very great deal of it. Of course 46 or 58 equal provide alternatives which in many ways are similar, particularly in the case of 58.
Subgroup: 2.3.5.7
Comma list: 126/125, 2048/2025
Mapping: [⟨2 0 11 31], ⟨0 1 -2 -8]]
Wedgie: ⟨⟨ 2 -4 -16 -11 -31 -26 ]]
Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 703.681
- 7- and 9-odd-limit diamond monotone: ~3/2 = [700.000, 705.882] (7\12 to 20\34)
- 7- and 9-odd-limit diamond tradeoff: ~3/2 = [701.955, 706.843]
- 7- and 9-odd-limit diamond monotone and tradeoff: ~3/2 = [701.955, 705.882]
Badness: 0.037914
11-limit
Subgroup: 2.3.5.7.11
Comma list: 126/125, 176/175, 896/891
Mapping: [⟨2 0 11 31 45], ⟨0 1 -2 -8 -12]]
Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 703.714
Tuning ranges:
- 11-odd-limit diamond monotone: ~3/2 = [700.000, 704.348] (7\12 to 27\46)
- 11-odd-limit diamond tradeoff: ~3/2 = [701.955, 706.843]
- 11-odd-limit diamond monotone and tradeoff: ~3/2 = [701.955, 704.348]
Optimal GPV sequence: Template:Val list
Badness: 0.025034
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 126/125, 176/175, 196/195, 364/363
Mapping: [⟨2 0 11 31 45 55], ⟨0 1 -2 -8 -12 -15]]
Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 703.704
Tuning ranges:
- 13- and 15-odd-limit diamond monotone: ~3/2 = [703.448, 704.348] (34\58 to 27\46)
- 13-odd-limit diamond tradeoff: ~3/2 = [701.955, 706.843]
- 15-odd-limit diamond tradeoff: ~3/2 = [701.955, 711.731]
- 13- and 15-odd-limit diamond monotone and tradeoff: ~3/2 = [703.448, 704.348]
Optimal GPV sequence: Template:Val list
Badness: 0.018926
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 126/125, 136/135, 176/175, 196/195, 256/255
Mapping: [⟨2 0 11 31 45 55 5], ⟨0 1 -2 -8 -12 -15 1]]
Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 703.812
Tuning ranges:
- 17-odd-limit diamond monotone: ~3/2 = [703.448, 704.348] (34\58 to 27\46)
- 17-odd-limit diamond tradeoff: ~3/2 = [698.955, 711.731]
- 17-odd-limit diamond monotone and tradeoff: ~3/2 = [703.448, 704.348]
Optimal GPV sequence: Template:Val list
Badness: 0.016425
Na"Naa'
Na"Naa' is a remarkable subgroup temperament of 46&58 with a prime harmonic of 23.
Subgroup: 2.3.5.7.11.13.17.23
Comma list: 126/125, 136/135, 176/175, 196/195, 231/230, 256/255
Sval mapping: [⟨2 0 11 31 45 55 5 63], ⟨0 1 -2 -8 -12 -15 1 -17]]
Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 703.870
Keen
Keen adds 875/864 as well as 2240/2187 to the set of commas. It may also be described as the 22&56 temperament. 78edo is a good tuning choice, and remains a good one in the 11-limit, where keen, ⟨⟨ 2 -4 18 -12 … ]], is really more interesting, adding 100/99 and 385/384 to the commas.
Subgroup: 2.3.5.7
Comma list: 875/864, 2048/2025
Mapping: [⟨2 0 11 -23], ⟨0 1 -2 9]]
Wedgie: ⟨⟨ 2 -4 18 -11 23 53 ]]
Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 707.571
Badness: 0.083971
11-limit
Subgroup: 2.3.5.7.11
Comma list: 100/99, 385/384, 1232/1215
Mapping: [⟨2 0 11 -23 26], ⟨0 1 -2 9 -6]]
Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 707.609
Optimal GPV sequence: Template:Val list
Badness: 0.045270
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 100/99, 105/104, 144/143, 1078/1053
Mapping: [⟨2 0 11 -23 26 -18], ⟨0 1 -2 9 -6 8]]
Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 707.167
Optimal GPV sequence: Template:Val list
Badness: 0.044877
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 100/99, 105/104, 119/117, 144/143, 154/153
Mapping: [⟨2 0 11 -23 26 -18 5], ⟨0 1 -2 9 -6 8 1]]
Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 707.155
Optimal GPV sequence: Template:Val list
Badness: 0.030297
Keenic
Subgroup: 2.3.5.7.11.13
Comma list: 91/90, 100/99, 352/351, 385/384
Mapping: [⟨2 0 11 -23 26 36], ⟨0 1 -2 9 -6 -9]]
Optimal tuning (POTE): ~45/32 = 1\2, ~3/2 = 707.257
Optimal GPV sequence: Template:Val list
Badness: 0.040351
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 91/90, 100/99, 136/135, 154/153, 256/255
Mapping: [⟨2 0 11 -23 26 36 5], ⟨0 1 -2 9 -6 -9 1]]
Optimal tuning (POTE): ~17/12 = 1\2, ~3/2 = 707.252
Optimal GPV sequence: Template:Val list
Badness: 0.026917
Bidia
Bidia adds 3136/3125 to the commas, splitting the period into 1/4 octave. It may be called the 12&56 temperament.
Subgroup: 2.3.5.7
Comma list: 2048/2025, 3136/3125
Mapping: [⟨4 0 22 43], ⟨0 1 -2 -5]]
Wedgie: ⟨⟨ 4 -8 -20 -22 -43 -24 ]]
Optimal tuning (POTE): ~25/21 = 1\4, ~3/2 = 705.364
Badness: 0.056474
11-limit
Subgroup: 2.3.5.7.11
Comma list: 176/175, 896/891, 1375/1372
Mapping: [⟨4 0 22 43 71], ⟨0 1 -2 -5 -9]]
Optimal tuning (POTE): ~25/21 = 1\4, ~3/2 = 705.087
Optimal GPV sequence: Template:Val list
Badness: 0.040191
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 176/175, 325/324, 640/637, 896/891
Mapping: [⟨4 0 22 43 71 -36], ⟨0 1 -2 -5 -9 8]]
Optimal tuning (POTE): ~25/21 = 1\4, ~3/2 = 705.301
Optimal GPV sequence: Template:Val list
Badness: 0.041137
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 136/135, 176/175, 256/255, 325/324, 640/637
Mapping: [⟨4 0 22 43 71 -36 10], ⟨0 1 -2 -5 -9 8 1]]
Optimal tuning (POTE): ~25/21 = 1\4, ~3/2 = 705.334
Optimal GPV sequence: Template:Val list
Badness: 0.028631
19-limit
Subgroup: 2.3.5.7.11.13.17.19
Comma list: 136/135, 176/175, 190/189, 256/255, 325/324, 640/637
Mapping: [⟨4 0 22 43 71 -36 10 17], ⟨0 1 -2 -5 -9 8 1 0]]
Optimal tuning (POTE): ~19/16 = 1\4, ~3/2 = 705.339
Optimal GPV sequence: Template:Val list
Badness: 0.020590
Echidna
Echidna adds 1728/1715 to the commas and takes 9/7 as a generator. It may be called the 22&58 temperament. 58edo or 80edo make for good tunings, or their vals can be add to ⟨138 219 321 388].
Echidna becomes more interesting when extended to be an 11-limit temperament by adding 176/175, 896/891 or 540/539 to the commas, where the same tunings can be used as before. It then is able to represent the entire 11-limit diamond to within about six cents of error, within a compass of 24 notes. The 28 note 2MOS gives scope for this, and the 36 note MOS much more.
Subgroup: 2.3.5.7
Comma list: 1728/1715, 2048/2025
Mapping: [⟨2 1 9 2], ⟨0 3 -6 5]]
Wedgie: ⟨⟨ 6 -12 10 -33 -1 57 ]]
Optimal tuning (POTE): ~45/32 = 1\2, ~9/7 = 434.856
Badness: 0.058033
11-limit
Subgroup: 2.3.5.7.11
Comma list: 176/175, 540/539, 896/891
Mapping: [⟨2 1 9 2 12], ⟨0 3 -6 5 -7]]
Optimal tuning (POTE): ~45/32 = 1\2, ~9/7 = 434.852
Minimax tuning:
- 11-odd-limit: ~9/7 = [5/12 0 0 1/12 -1/12⟩
- [[1 0 0 0 0⟩, [7/4 0 0 1/4 -1/4⟩, [2 0 0 -1/2 1/2⟩, [37/12 0 0 5/12 -5/12⟩, [37/12 0 0 -7/12 7/12⟩]
- Eigenmonzo subgroup: 2.11/7
Optimal GPV sequence: Template:Val list
Badness: 0.025987
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 176/175, 351/350, 364/363, 540/539
Mapping: [⟨2 1 9 2 12 19], ⟨0 3 -6 5 -7 -16]]
Optimal tuning (POTE): ~45/32 = 1\2, ~9/7 = 434.756
Optimal GPV sequence: Template:Val list
Badness: 0.023679
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 136/135, 176/175, 221/220, 256/255, 540/539
Mapping: [⟨2 1 9 2 12 19 6], ⟨0 3 -6 5 -7 -16 3]]
Optimal tuning (POTE): ~17/12 = 1\2, ~9/7 = 434.816
Optimal GPV sequence: Template:Val list
Badness: 0.020273
Echidnic
Subgroup: 2.3.5.7
Comma list: 686/675, 1029/1024
Mapping: [⟨2 2 7 6], ⟨0 3 -6 -1]]
Wedgie: ⟨⟨ 6 -12 -2 -33 -20 29 ]]
Optimal tuning (POTE): ~45/32 = 1\2, ~8/7 = 234.492
Badness: 0.072246
11-limit
Subgroup: 2.3.5.7.11
Comma list: 385/384, 441/440, 686/675
Mapping: [⟨2 2 7 6 3], ⟨0 3 -6 -1 10]]
Optimal tuning (POTE): ~45/32 = 1\2, ~8/7 = 235.096
Optimal GPV sequence: Template:Val list
Badness: 0.045127
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 91/90, 169/168, 385/384, 441/440
Mapping: [⟨2 2 7 6 3 7], ⟨0 3 -6 -1 10 1]]
Optimal tuning (POTE): ~45/32 = 1\2, ~8/7 = 235.088
Optimal GPV sequence: Template:Val list
Badness: 0.028874
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 91/90, 136/135, 154/153, 169/168, 256/255
Mapping: [⟨2 2 7 6 3 7 7], ⟨0 3 -6 -1 10 1 3]]
Optimal tuning (POTE): ~17/12 = 1\2, ~8/7 = 235.088
Optimal GPV sequence: Template:Val list
Badness: 0.019304
- Compositions
Shrutar
Shrutar adds 245/243 to the commas, and also tempers out 6144/6125. It can also be described as 22&46. Its generator can be taken as either 36/35 or 35/24; the latter is interesting since along with 15/14 and 21/20, it connects opposite sides of a hexany. 68edo makes for a good tuning, but another and excellent choice is a generator of 14(1/7), making 7's just.
By adding 121/120 or 176/175 to the commas, shrutar can be extended to the 11-limit, which loses a bit of accuracy, but picks up low-complexity 11-limit harmony, making shrutar quite an interesting 11-limit system. 68, 114 or a 14(1/7) generator can again be used as tunings.
Subgroup: 2.3.5.7
Comma list: 245/243, 2048/2025
Mapping: [⟨2 1 9 -2], ⟨0 2 -4 7]]
Wedgie: ⟨⟨ 4 -8 14 -22 11 55 ]]
Optimal tuning (POTE): ~45/32 = 1\2, ~35/24 = 652.811
Badness: 0.047377
11-limit
Subgroup: 2.3.5.7.11
Comma list: 121/120, 176/175, 245/243
Mapping: [⟨2 1 9 -2 8], ⟨0 2 -4 7 -1]]
Optimal tuning (POTE): ~45/32 = 1\2, ~16/11 = 652.680
Optimal GPV sequence: Template:Val list
Badness: 0.026489
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 121/120, 176/175, 196/195, 245/243
Mapping: [⟨2 1 9 -2 8 -10], ⟨0 2 -4 7 -1 16]]
Optimal tuning (POTE): ~45/32 = 1\2, ~16/11 = 652.654
Optimal GPV sequence: Template:Val list
Badness: 0.028057
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 121/120, 136/135, 154/153, 176/175, 196/195
Mapping: [⟨2 1 9 -2 8 -10 6], ⟨0 2 -4 7 -1 16 2]]
Optimal tuning (POTE): ~17/12 = 1\2, ~16/11 = 652.647
Optimal GPV sequence: Template:Val list
Badness: 0.018716
19-limit
Subgroup: 2.3.5.7.11.13.17.19
Comma list: 121/120, 136/135, 154/153, 176/175, 196/195, 343/342
Mapping: [⟨2 1 9 -2 8 -10 6 -10], ⟨0 2 -4 7 -1 16 2 17]]
Optimal tuning (POTE): ~17/12 = 1\2, ~16/11 = 652.730
Optimal GPV sequence: Template:Val list
Badness: 0.017540
Sruti
Subgroup: 2.3.5.7
Comma list: 2048/2025, 19683/19600
Mapping: [⟨2 0 11 -15], ⟨0 2 -4 13]]
Wedgie: ⟨⟨ 4 -8 26 -22 30 83 ]]
Optimal tuning (POTE): ~45/32 = 1\2, ~140/81 = 951.876
Badness: 0.117358
11-limit
Subgroup: 2.3.5.7.11
Comma list: 176/175, 243/242, 896/891
Mapping: [⟨2 0 11 -15 -1], ⟨0 2 -4 13 5]]
Optimal tuning (POTE): ~45/32 = 1\2, ~121/70 = 951.863
Optimal GPV sequence: Template:Val list
Badness: 0.041459
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 144/143, 176/175, 351/350, 676/675
Mapping: [⟨2 0 11 -15 -1 9], ⟨0 2 -4 13 5 -1]]
Optimal tuning (POTE): ~45/32 = 1\2, ~26/15 = 951.886
Optimal GPV sequence: Template:Val list
Badness: 0.023791
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 136/135, 144/143, 170/169, 176/175, 221/220
Mapping: [⟨2 0 11 -15 -1 9 5], ⟨0 2 -4 13 5 -1 2]]
Optimal tuning (POTE): ~17/12 = 1\2, ~26/15 = 951.857
Optimal GPV sequence: Template:Val list
Badness: 0.020536
Anguirus
Subgroup: 2.3.5.7
Comma list: 49/48, 2048/2025
Mapping: [⟨2 0 11 4], ⟨0 2 -4 1]]
Wedgie: ⟨⟨ 4 -8 2 -22 -8 27 ]]
Optimal tuning (POTE): ~45/32 = 1\2, ~7/4 = 953.021
Badness: 0.077955
11-limit
Subgroup: 2.3.5.7.11
Comma list: 49/48, 56/55, 243/242
Mapping: [⟨2 0 11 4 -1], ⟨0 2 -4 1 5]]
Optimal tuning (POTE): ~45/32 = 1\2, ~7/4 = 952.184
Optimal GPV sequence: Template:Val list
Badness: 0.049253
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 49/48, 56/55, 91/90, 243/242
Mapping: [⟨2 0 11 4 -1 9], ⟨0 2 -4 1 5 -1]]
Optimal tuning (POTE): ~45/32 = 1\2, ~7/4 = 952.309
Optimal GPV sequence: Template:Val list
Badness: 0.030829
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 49/48, 56/55, 91/90, 119/117, 154/153
Mapping: [⟨2 0 11 4 -1 9 5], ⟨0 2 -4 1 5 -1 2]]
Optimal tuning (POTE): ~17/12 = 1\2, ~7/4 = 952.330
Optimal GPV sequence: Template:Val list
Badness: 0.021796
Shru
Subgroup: 2.3.5.7
Comma list: 392/375, 1323/1280
Mapping: [⟨2 1 9 11], ⟨0 2 -4 -5]]
Wedgie: ⟨⟨ 4 -8 -10 -22 -27 -1 ]]
Optimal tuning (POTE): ~45/32 = 1\2, ~10/7 = 650.135
Badness: 0.157619
11-limit
Subgroup: 2.3.5.7.11
Comma list: 56/55, 77/75, 1323/1280
Mapping: [⟨2 1 9 11 8], ⟨0 2 -4 -5 -1]]
Optimal tuning (POTE): ~45/32 = 1\2, ~10/7 = 650.130
Optimal GPV sequence: Template:Val list
Badness: 0.063483
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 56/55, 77/75, 105/104, 507/500
Mapping: [⟨2 1 9 11 8 15], ⟨0 2 -4 -5 -1 -7]]
Optimal tuning (POTE): ~45/32 = 1\2, ~10/7 = 650.535
Optimal GPV sequence: Template:Val list
Badness: 0.045731
Quadrasruta
Subgroup: 2.3.5.7
Comma list: 2048/2025, 2401/2400
Mapping: [⟨2 0 11 8], ⟨0 4 -8 -3]]
Wedgie: ⟨⟨ 8 -16 -6 -44 -32 31 ]]
Optimal tuning (POTE): ~45/32 = 1\2, ~21/16 = 476.216
Badness: 0.073569
11-limit
Subgroup: 2.3.5.7.11
Comma list: 176/175, 896/891, 2401/2400
Mapping: [⟨2 0 11 8 22], ⟨0 4 -8 -3 -19]]
Optimal tuning (POTE): ~45/32 = 1\2, ~21/16 = 476.118
Optimal GPV sequence: Template:Val list
Badness: 0.049018
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 176/175, 196/195, 512/507, 676/675
Mapping: [⟨2 0 11 8 22 9], ⟨0 4 -8 -3 -19 -2]]
Optimal tuning (POTE): ~45/32 = 1\2, ~21/16 = 476.099
Optimal GPV sequence: Template:Val list
Badness: 0.028463
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 136/135, 170/169, 176/175, 196/195, 256/255
Mapping: [⟨2 0 11 8 22 9 5], ⟨0 4 -8 -3 -19 -2 4]]
Optimal tuning (POTE): ~17/12 = 1\2, ~21/16 = 476.162
Optimal GPV sequence: Template:Val list
Badness: 0.023820
Quadrafourths
Subgroup: 2.3.5.7.11
Comma list: 243/242, 441/440, 2048/2025
Mapping: [⟨2 0 11 8 -1], ⟨0 4 -8 -3 10]]
Optimal tuning (POTE): ~45/32 = 1\2, ~21/16 = 476.017
Optimal GPV sequence: Template:Val list
Badness: 0.049114
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 144/143, 196/195, 243/242, 676/675
Mapping: [⟨2 0 11 8 -1 9], ⟨0 4 -8 -3 10 -2]]
Optimal tuning (POTE): ~45/32 = 1\2, ~21/16 = 476.028
Optimal GPV sequence: Template:Val list
Badness: 0.026743
17-limit
Subgroup: 2.3.5.7.11.13.17
Comma list: 136/135, 144/143, 170/169, 196/195, 221/220
Mapping: [⟨2 0 11 8 -1 9 5], ⟨0 4 -8 -3 10 -2 4]]
Optimal tuning (POTE): ~17/12 = 1\2, ~21/16 = 476.077
Optimal GPV sequence: Template:Val list
Badness: 0.022239