Aberschismic temperaments: Difference between revisions
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: ''For the 5-limit version of this temperament, see [[High badness temperaments #Leapday]].'' | : ''For the 5-limit version of this temperament, see [[High badness temperaments #Leapday]].'' | ||
Leapday tempers out the leapday comma, {{monzo| 31 -21 1 }}, in the 5-limit, mapping 5/4 to the triple augmented unison (3A1) or equivalently the minor third (m3) + 2 Pyth. commas. This temperament can be described as the 29 & 46 temperament, which tempers out the hemifamity and [[686/675]] (senga). The alternative extension [[Porwell temperaments #Polypyth|polypyth]] (46 & 121) tempers out the same 5-limit comma as the leapday, but with the porwell ([[6144/6125]]) rather than the hemifamity tempered out. | Leapday tempers out the leapday comma, {{monzo| 31 -21 1 }}, in the 5-limit, mapping 5/4 to the triple-augmented unison (3A1) or equivalently the minor third (m3) + 2 Pyth. commas. This temperament can be described as the 29 & 46 temperament, which tempers out the hemifamity and [[686/675]] (senga). The alternative extension [[Porwell temperaments #Polypyth|polypyth]] (46 & 121) tempers out the same 5-limit comma as the leapday, but with the porwell ([[6144/6125]]) rather than the hemifamity tempered out. | ||
[[Subgroup]]: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
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{{Multival|legend=1| 1 21 15 31 21 -24 }} | {{Multival|legend=1| 1 21 15 31 21 -24 }} | ||
[[ | Optimal tunings: | ||
* [[CTE]]: ~2 = 1\1, ~3/2 = 704.2257 | |||
* [[POTE]]: ~2 = 1\1, ~3/2 = 704.263 | |||
{{Optimal ET sequence|legend=1| 17c, 29, 46 | {{Optimal ET sequence|legend=1| 17c, 29, 46 }} | ||
[[Badness]]: 0.096123 | [[Badness]]: 0.096123 | ||
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Mapping: {{mapping| 1 0 -31 -21 -14 | 0 1 21 15 11 }} | Mapping: {{mapping| 1 0 -31 -21 -14 | 0 1 21 15 11 }} | ||
Optimal | Optimal tunings: | ||
* CTE: ~2 = 1\1, ~3/2 = 704.2625 | |||
* POTE: ~2 = 1\1, ~3/2 = 704.250 | |||
{{Optimal ET sequence|legend=1| 17c, 29, 46 | {{Optimal ET sequence|legend=1| 17c, 29, 46 }} | ||
Badness: 0.038624 | Badness: 0.038624 | ||
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Mapping: {{mapping| 1 0 -31 -21 -14 -9 | 0 1 21 15 11 8 }} | Mapping: {{mapping| 1 0 -31 -21 -14 -9 | 0 1 21 15 11 8 }} | ||
Optimal | Optimal tunings: | ||
* CTE: ~2 = 1\1, ~3/2 = 704.2924 | |||
* POTE: ~2 = 1\1, ~3/2 = 704.214 | |||
{{Optimal ET sequence|legend=1| 17c, 29, 46, 121def | {{Optimal ET sequence|legend=1| 17c, 29, 46, 121def }} | ||
Badness: 0.024732 | Badness: 0.024732 | ||
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Mapping: {{mapping| 1 0 -31 -21 -14 -9 -34 | 0 1 21 15 11 8 24 }} | Mapping: {{mapping| 1 0 -31 -21 -14 -9 -34 | 0 1 21 15 11 8 24 }} | ||
Optimal | Optimal tunings: | ||
* CTE: ~2 = 1\1, ~3/2 = 704.3098 | |||
* POTE: ~2 = 1\1, ~3/2 = 704.229 | |||
{{Optimal ET sequence|legend=1| 17cg, 29g, 46, 121defg | {{Optimal ET sequence|legend=1| 17cg, 29g, 46, 121defg }} | ||
Badness: 0.017863 | Badness: 0.017863 | ||
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Mapping: {{mapping| 1 0 -31 -21 -14 -9 -34 9 | 0 1 21 15 11 8 24 -3 }} | Mapping: {{mapping| 1 0 -31 -21 -14 -9 -34 9 | 0 1 21 15 11 8 24 -3 }} | ||
Optimal | Optimal tunings: | ||
* CTE: ~2 = 1\1, ~3/2 = 704.2990 | |||
* POTE: ~2 = 1\1, ~3/2 = 704.135 | |||
{{Optimal ET sequence|legend=1| 17cg, 29g, 46, 75dfgh, 121defgh }} | {{Optimal ET sequence|legend=1| 17cg, 29g, 46, 75dfgh, 121defgh }} | ||
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Mapping: {{mapping| 1 0 -31 -21 -14 -9 -34 9 -5 | 0 1 21 15 11 8 24 -3 6 }} | Mapping: {{mapping| 1 0 -31 -21 -14 -9 -34 9 -5 | 0 1 21 15 11 8 24 -3 6 }} | ||
Optimal | Optimal tunings: | ||
* CTE: ~2 = 1\1, ~3/2 = 704.3035 | |||
* POTE: ~2 = 1\1, ~3/2 = 704.141 | |||
{{Optimal ET sequence|legend=1| 17cg, 29g, 46, 75dfgh, 121defgh }} | {{Optimal ET sequence|legend=1| 17cg, 29g, 46, 75dfgh, 121defgh }} | ||
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Mapping: {{mapping| 1 0 -31 -21 -14 -9 -34 -37 | 0 1 21 15 11 8 24 26 }} | Mapping: {{mapping| 1 0 -31 -21 -14 -9 -34 -37 | 0 1 21 15 11 8 24 26 }} | ||
Optimal | Optimal tunings: | ||
* CTE: ~2 = 1\1, ~3/2 = 704.2037 | |||
* POTE: ~2 = 1\1, ~3/2 = 704.123 | |||
{{Optimal ET sequence|legend=1| 17cgh, 29g, 46h, 75dfg | {{Optimal ET sequence|legend=1| 17cgh, 29g, 46h, 75dfg }} | ||
Badness: 0.019065 | Badness: 0.019065 | ||
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Mapping: {{mapping| 1 0 -31 -21 -14 -9 -34 -37 -5 | 0 1 21 15 11 8 24 26 6 }} | Mapping: {{mapping| 1 0 -31 -21 -14 -9 -34 -37 -5 | 0 1 21 15 11 8 24 26 6 }} | ||
Optimal | Optimal tunings: | ||
* CTE: ~2 = 1\1, ~3/2 = 704.2082 | |||
* POTE: ~2 = 1\1, ~3/2 = 704.114 | |||
{{Optimal ET sequence|legend=1| 17cgh, 29g, 46h, 75dfg | {{Optimal ET sequence|legend=1| 17cgh, 29g, 46h, 75dfg }} | ||
Badness: 0.016067 | Badness: 0.016067 | ||