Vishnuzmic family: Difference between revisions
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{{Technical data page}} | |||
The '''vishnuzmic family''' of [[temperament]]s [[Tempering out|tempers out]] the [[vishnuzma]], {{monzo| 23 6 -14 }} = 6115295232/6103515625, a [[5-limit]] comma of about 3 [[cent]]s. It is the amount by which seven just chromatic semitones of [[25/24]] fall short of a just perfect fourth of [[4/3]], or in other words (4/3)/(25/24)<sup>7</sup>. | |||
== Vishnu == | |||
[[Subgroup]]: 2.3.5 | |||
Comma: 6115295232/6103515625 | [[Comma list]]: 6115295232/6103515625 | ||
{{Mapping|legend=1| 2 4 5 | 0 -7 -3 }} | |||
: mapping generators: ~78125/55296, ~25/24 | |||
= | [[Optimal tuning]]s: | ||
* [[CTE]]: ~78125/55296 = 1\2, ~25/24 = 71.1556 | |||
* [[POTE]]: ~78125/55296 = 1\2, ~25/24 = 71.143 | |||
{{Optimal ET sequence|legend=1| 16, 34, 84, 118, 270, 388, 506, 894, 1400, 3306c, 4706cc }} | |||
[[Badness]]: 0.031181 | |||
== | == Septimal vishnu == | ||
[[Subgroup]]: 2.3.5.7 | |||
[[Comma list]]: 4375/4374, 29360128/29296875 | |||
{{Mapping|legend=1| 2 4 5 10 | 0 -7 -3 -37 }} | |||
[[Optimal tuning]]s: | |||
* [[CTE]]: ~10125/7168 = 1\2, ~25/24 = 71.1175 | |||
* [[POTE]]: ~10125/7168 = 1\2, ~25/24 = 71.107 | |||
{{Optimal ET sequence|legend=1| 34d, 84d, 118, 152, 270, 1232, 1502, 1772c, 2042bc, 2312bc, 2582bc, 4894bbccd }} | |||
[[Badness]]: 0.041912 | |||
== | === 11-limit === | ||
Subgroup: 2.3.5.7.11 | |||
Comma list: 3025/3024, 4375/4374, 5632/5625 | |||
Mapping: {{mapping| 2 4 5 10 10 | 0 -7 -3 -37 -26 }} | |||
Optimal tunings: | |||
* CTE: ~99/70 = 1\2, ~25/24 = 71.1142 | |||
* POTE: ~99/70 = 1\2, ~25/24 = 71.105 | |||
Optimal ET sequence: {{Optimal ET sequence| 34d, 84de, 118, 152, 270, 962, 1232, 1502, 2734bcd, 4236bbccdd }} | |||
Badness: 0.014180 | |||
==== Ananta ==== | |||
Subgroup: 2.3.5.7.11.13 | |||
Comma list: 1001/1000, 3025/3024, 4096/4095, 4375/4374 | |||
Mapping: {{mapping| 2 4 5 10 10 1 | 0 -7 -3 -37 -26 54 }} | |||
Optimal tuning: | |||
* CTE: ~99/70 = 1\2, ~25/24 = 71.1173 | |||
POTE | * POTE: ~99/70 = 1\2, ~25/24 = 71.117 | ||
Optimal ET sequence: {{Optimal ET sequence| 118, 152, 270, 928, 1198, 1468 }} | |||
Badness: 0.023678 | |||
==== Acyuta ==== | |||
Subgroup: 2.3.5.7.11.13 | |||
Comma list: 1716/1715, 2080/2079, 3025/3024, 5632/5625 | |||
Mapping: {{mapping| 2 4 5 10 10 17 | 0 -7 -3 -37 -26 -81 }} | |||
Optimal tunings: | |||
* CTE: ~99/70 = 1\2, ~25/24 = 71.1079 | |||
* POTE: ~99/70 = 1\2, ~25/24 = 71.101 | |||
Optimal ET sequence: {{Optimal ET sequence| 118f, 152f, 270, 692, 962, 1654cd, 2616bcdf }} | |||
Badness: 0.015805 | |||
== Vishnean == | |||
[[Subgroup]]: 2.3.5.7 | |||
[[Comma list]]: 126/125, 540225/524288 | |||
{{Mapping|legend=1| 2 4 5 5 | 0 -7 -3 5 }} | |||
[[Optimal tuning]]s: | |||
* [[CTE]]: ~735/512 = 1\2, ~25/24 = 71.4956 | |||
* [[POTE]]: ~735/512 = 1\2, ~25/24 = 71.779 | |||
{{Optimal ET sequence|legend=1| 16, 34, 50, 134dd }} | |||
[[Badness]]: 0.161398 | |||
=== 11-limit === | |||
Subgroup: 2.3.5.7.11 | |||
Comma list: 126/125, 385/384, 1350/1331 | |||
Mapping: {{mapping| 2 4 5 5 8 | 0 -7 -3 5 -9 }} | |||
Optimal tunings: | |||
* CTE: ~63/44 = 1\2, ~25/24 = 71.6218 | |||
* POTE: ~63/44 = 1\2, ~25/24 = 71.924 | |||
Optimal ET sequence: {{Optimal ET sequence| 16, 34, 50 }} | |||
Badness: 0.071990 | |||
=== 13-limit === | |||
Subgroup: 2.3.5.7.11.13 | |||
Comma list: 105/104, 126/125, 144/143, 847/845 | |||
Mapping: {{mapping| 2 4 5 5 8 8 | 0 -7 -3 5 -9 -5 }} | |||
Optimal tunings: | |||
* CTE: ~55/39 = 1\2, ~25/24 = 71.6369 | |||
* POTE: ~55/39 = 1\2, ~25/24 = 71.926 | |||
Optimal ET sequence: {{Optimal ET sequence| 16, 34, 50 }} | |||
Badness: 0.040739 | |||
== Narayana == | |||
[[Subgroup]]: 2.3.5.7 | |||
[[Comma list]]: 65625/65536, 321489/320000 | |||
{{Mapping|legend=1| 2 4 5 3 | 0 -7 -3 22 }} | |||
[[Optimal tuning]]s: | |||
* [[CTE]]: ~567/400 = 1\2, ~25/24 = 71.2706 | |||
* [[POTE]]: ~567/400 = 1\2, ~25/24 = 71.265 | |||
{{Optimal ET sequence|legend=1| 34, 84, 118, 202, 320, 522 }} | |||
[[Badness]]: 0.094295 | |||
=== 11-limit === | |||
Subgroup: 2.3.5.7.11 | |||
Comma list: 441/440, 8019/8000, 65625/65536 | |||
Mapping: {{mapping| 2 4 5 3 3 | 0 -7 -3 22 33 }} | |||
Optimal tunings: | |||
* CTE: ~99/70 = 1\2, ~25/24 = 71.2609 | |||
* POTE: ~99/70 = 1\2, ~25/24 = 71.248 | |||
Optimal ET sequence: {{Optimal ET sequence| 34e, 84, 118, 202, 320 }} | |||
Badness: 0.045908 | |||
== Quarvish == | |||
[[Subgroup]]: 2.3.5.7 | |||
[[Comma list]]: 2401/2400, 6115295232/6103515625 | |||
{{Mapping|legend=1| 2 4 5 6 | 0 -28 -12 -13 }} | |||
[[Optimal tuning]]s: | |||
* [[CTE]]: ~78125/55296 = 1\2, ~7/5 = 582.2115 (~110592/109375 = 17.7885) | |||
* [[POTE]]: ~78125/55296 = 1\2, ~7/5 = 582.213 (~110592/109375 = 17.787) | |||
{{Optimal ET sequence|legend=1| 68, 134, 202, 270, 742, 1012 }} | |||
[[Badness]]: 0.045029 | |||
=== 11-limit === | |||
Subgroup: 2.3.5.7.11 | |||
Comma list: 2401/2400, 9801/9800, 172032/171875 | |||
Mapping: {{mapping| 2 4 5 6 6 | 0 -28 -12 -13 31 }} | |||
Optimal tunings: | |||
* CTE: ~99/70 = 1\2, ~7/5 = 582.2122 (~99/98 = 17.7878) | |||
* POTE: ~99/70 = 1\2, ~7/5 = 582.213 (~99/98 = 17.787) | |||
Optimal ET sequence: {{Optimal ET sequence| 68, 134, 202, 270, 742, 1012 }} | |||
Badness: 0.019868 | |||
== Decavish == | |||
The decavish temperament (50 & 270) tempers out the wizma, {{monzo| -6 -8 2 5 }} = 420175/419904 and the [[linus comma]], {{monzo| 11 -10 -10 10 }} = 578509309952/576650390625. | |||
[[Subgroup]]: 2.3.5.7 | |||
[[Comma list]]: 420175/419904, 2202927104/2197265625 | |||
{{Mapping|legend=1| 10 6 19 14 | 0 7 3 10 }} | |||
: mapping generators: ~15/14, ~54/49 | |||
[[Optimal tuning]]s: | |||
* [[CTE]]: ~15/14 = 1\10, ~54/49 = 168.8587 (~25/24 = 71.1413, or ~36/35 = 48.8587) | |||
* [[POTE]]: ~15/14 = 1\10, ~54/49 = 168.871 (~25/24 = 71.129, or ~36/35 = 48.871) | |||
{{Optimal ET sequence|legend=1| 50, …, 220, 270, 1400, 1670, 1940, 2210c, 2480c }} | |||
[[Badness]]: 0.114531 | |||
=== 11-limit === | |||
Subgroup: 2.3.5.7.11 | |||
Comma list: 9801/9800, 41503/41472, 172032/171875 | |||
Mapping: {{mapping| 10 6 19 14 36 | 0 7 3 10 -1 }} | |||
Optimal tunings: | |||
* CTE: ~15/14 = 1\10, ~54/49 = 168.8583 (~25/24 = 71.1417, or ~36/35 = 48.8583) | |||
* POTE: ~15/14 = 1\10, ~54/49 = 168.859 (~25/24 = 71.141, or ~36/35 = 48.859) | |||
Optimal ET sequence: {{Optimal ET sequence| 50, …, 220, 270, 860, 1130, 1400 }} | |||
Badness: 0.036938 | |||
=== 13-limit === | |||
Subgroup: 2.3.5.7.11.13 | |||
Comma list: 1001/1000, 4225/4224, 4459/4455, 6656/6655 | |||
Mapping: {{mapping| 10 6 19 14 36 37 | 0 7 3 10 -1 0 }} | |||
Optimal tunings: | |||
* CTE: ~15/14 = 1\10, ~54/49 = 168.8583 (~25/24 = 71.1417, or ~36/35 = 48.8583) | |||
* POTE: ~15/14 = 1\10, ~54/49 = 168.859 (~25/24 = 71.151, or ~36/35 = 48.859) | |||
Optimal ET sequence: {{Optimal ET sequence| 50, 220, 270, 590, 860, 1130 }} | |||
Badness: 0.021906 | |||
[[Category:Temperament families]] | |||
[[Category:Pages with mostly numerical content]] | |||
[[Category:Vishnuzmic family| ]] <!-- main article --> | |||
[[Category:Vishnuzmic| ]] <!-- key article --> | |||
[[Category:Rank 2]] |