Porwell family: Difference between revisions

Cmloegcmluin (talk | contribs)
adding parenthetical "(unchanged intervals)" to eigenmonzo lists
+semiporwell
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__FORCETOC__
The '''porwell family''' of rank-3 temperaments tempers out the porwell comma, {{monzo| 11 1 -3 -2 }} = [[6144/6125]].
The '''porwell family''' of rank three temperaments tempers out the porwell comma, {{monzo| 11 1 -3 -2 }} = [[6144/6125]].


== Hewuermity ==
== Hewuermity ==
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Mapping generators: ~2, ~3, ~35/32
Mapping generators: ~2, ~3, ~35/32
[[POTE generator]]s: ~3/2 = 702.3482, ~35/32 = 157.4677


[[Minimax tuning]]:  
[[Minimax tuning]]:  
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[[Mapping]]: [{{val| 1 0 1 4 2 }}, {{val| 0 1 1 -1 1 }}, {{val| 0 0 -2 3 1 }}]
[[Mapping]]: [{{val| 1 0 1 4 2 }}, {{val| 0 1 1 -1 1 }}, {{val| 0 0 -2 3 1 }}]


Mapping generators: 2, 3, 11/10
Mapping generators: ~2, ~3, ~11/10


Map to lattice: [{{val| 0 1 -1 2 0 }}, {{val| 0 1 1 -1 1 }}]
Map to lattice: [{{val| 0 1 -1 2 0 }}, {{val| 0 1 1 -1 1 }}]
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: 11/10, 11/8
: 11/10, 11/8
: Angle (11/10, 11/8) = 87.464 degrees
: Angle (11/10, 11/8) = 87.464 degrees
[[POTE generator]]s: ~3/2 = 702.1530, ~11/10 = 157.0881


[[Minimax tuning]]:  
[[Minimax tuning]]:  
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Mapping: [{{val| 1 0 1 4 2 7 }}, {{val| 0 1 1 -1 1 -2 }}, {{val| 0 0 -2 3 -1 -1 }}]
Mapping: [{{val| 1 0 1 4 2 7 }}, {{val| 0 1 1 -1 1 -2 }}, {{val| 0 0 -2 3 -1 -1 }}]
Mapping generators: ~2, ~3, ~11/10


Map to lattice: [{{val| 0 1 -1 2 0 -3 }}, {{val| 0 1 1 -1 1 -2 }}]
Map to lattice: [{{val| 0 1 -1 2 0 -3 }}, {{val| 0 1 1 -1 1 -2 }}]
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: 11/10 length = 0.7898, 11/8 length = 1.002
: 11/10 length = 0.7898, 11/8 length = 1.002
: Angle (11/10, 11/8) = 106.7439 degrees
: Angle (11/10, 11/8) = 106.7439 degrees
POTE generators: ~3/2 = 701.8679, ~11/10 = 156.9582


Minimax tuning:  
Minimax tuning:  
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Mapping: [{{val| 1 0 1 4 2 2 }}, {{val| 0 1 1 -1 1 1 }}, {{val| 0 0 -2 3 -1 -1 }}]
Mapping: [{{val| 1 0 1 4 2 2 }}, {{val| 0 1 1 -1 1 1 }}, {{val| 0 0 -2 3 -1 -1 }}]
POTE generators: ~3/2 = 699.3420, ~11/10 = 155.3666


Vals: {{Val list| 7, 9, 15, 22f, 24, 31 }}
Vals: {{Val list| 7, 9, 15, 22f, 24, 31 }}
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Badness: 0.808 × 10<sup>-3</sup>
Badness: 0.808 × 10<sup>-3</sup>


== Jupiter ==
== Jupiter ==
Subgroup: 2.3.5.7.11
Subgroup: 2.3.5.7.11


[[Comma list]]: 540/539, 5632/5625
[[Comma list]]: 540/539, 5632/5625


[[Mapping]]: [{{val| 1 0 1 4 -5 }}, {{val| 0 1 1 -1 6 }}, {{val| 0 0 2 -3 8 }}]
[[Mapping]]: [{{val| 1 0 1 4 -5 }}, {{val| 0 1 1 -1 6 }}, {{val| 0 0 -2 3 -8 }}]
 
Mapping generators: ~2, ~3, ~35/32


{{Val list|legend=1| 22, 31, 53, 84e, 99e, 121, 130, 152, 282, 434de, 465d, 617de, 747cde, 899cdde }}
{{Val list|legend=1| 22, 31, 53, 84e, 99e, 121, 130, 152, 282, 434de, 465d, 617de, 747cde, 899cdde }}


[[Badness]]: 0.562 × 10<sup>-3</sup>
[[Badness]]: 0.562 × 10<sup>-3</sup>
== Semiporwell ==
Subgroup: 2.3.5.7.11
[[Comma list]]: 6144/6125, 9801/9800
[[Mapping]]: [{{val| 2 0 0 11 14 }}, {{val| 0 1 1 -1 -2 }}, {{val| 0 0 2 -3 -1 }}]
Mapping generators: ~99/70, ~3/2, ~128/99
[[POTE generator]]s: ~3/2 = 702.4613, ~128/99 = 442.4903
{{Val list|legend=1| 22, 46, 68, 84, 106, 130, 152, 282, 328, 480, 1112bccddee, 1242ccddee, 1722bcccdddeee }}
[[Badness]]: 1.253 × 10<sup>-3</sup>
=== 13-limit ===
Subgroup: 2.3.5.7.11.13
Comma list: 1716/1715, 2080/2079, 3584/3575
Mapping: [{{val| 2 0 0 11 14 15 }}, {{val| 0 1 1 -1 -2 -1 }}, {{val| 0 0 2 -3 -1 -6 }}]
POTE generators: ~3/2 = 702.3964, ~128/99 = 442.5902
Vals: {{Val list| 22f, 38e, 46, 68, 84, 130, 198, 282, 328, 480f, 610cdef, 808cdeff, 1090ccdeefff, 1418bcccddeeefff }}
Badness: 1.220 × 10<sup>-3</sup>


[[Category:Regular temperament theory]]
[[Category:Regular temperament theory]]