Porwell family: Difference between revisions

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The '''porwell family''' of rank-3 temperaments tempers out the porwell comma, {{monzo| 11 1 -3 -2 }} = [[6144/6125]].
{{Technical data page}}
The '''porwell family''' of [[rank-3 temperament]]s tempers out the porwell comma, {{monzo| 11 1 -3 -2 }} = [[6144/6125]].


== Hewuermity ==
== Porwell a.k.a. hewuermity ==
Subgroup: 2.3.5.7
[[Subgroup]]: 2.3.5.7


[[Comma list]]: [[6144/6125]]
[[Comma list]]: [[6144/6125]]


[[Mapping]]: [{{val| 1 0 1 4 }}, {{val| 0 1 1 -1 }}, {{val| 0 0 -2 3 }}]
{{Mapping|legend=1| 1 0 1 4 | 0 1 1 -1 | 0 0 -2 3 }}


Mapping generators: ~2, ~3, ~35/32
: mapping generators: ~2, ~3, ~35/32


[[POTE generator]]s: ~3/2 = 702.3482, ~35/32 = 157.4677
[[Optimal tuning]] ([[POTE]]): ~2 = 1\1, ~3/2 = 702.3482, ~35/32 = 157.4677


[[Minimax tuning]]:  
[[Minimax tuning]]:  
* 7- and [[9-odd-limit]]
* 7- and [[9-odd-limit]]
: [{{monzo| 1 0 0 0 }}, {{monzo| 0 1 0 0 }}, {{monzo| 11/5 1/5 2/5 -2/5 }}, {{monzo| 11/5 1/5 -3/5 3/5 }}]
: {{monzo list| 1 0 0 0 | 0 1 0 0 | 11/5 1/5 2/5 -2/5 | 11/5 1/5 -3/5 3/5 }}
: [[Eigenmonzo]]s (unchanged-intervals): 4/3, 7/5
: [[Eigenmonzo basis|unchanged-interval (eigenmonzo) basis]]: 2.3.7/5


{{Val list|legend=1| 15, 22, 31, 46, 53, 84, 99, 229, 251, 282, 381 }}
{{Optimal ET sequence|legend=1| 15, 22, 31, 46, 53, 84, 99, 229, 251, 282, 381 }}


[[Badness]]: 0.142 × 10<sup>-3</sup>
[[Badness]]: 0.142 × 10<sup>-3</sup>
Line 24: Line 25:


== Zeus ==
== Zeus ==
Subgroup: 2.3.5.7.11
{{Main| Zeus }}


[[Comma list]]: 121/120, 176/175
Zeus tempers out [[121/120]], [[176/175]], and [[385/384]]. See [[Biyatismic clan #Zeus]].  
 
[[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 to lattice]]: [{{val| 0 1 -1 2 0 }}, {{val| 0 1 1 -1 1 }}]
 
Lattice basis:
: 11/10, 11/8
: Angle (11/10, 11/8) = 87.464 degrees
 
[[POTE generator]]s: ~3/2 = 702.1530, ~11/10 = 157.0881
 
[[Minimax tuning]]:
* [[11-odd-limit]]
: [{{monzo| 1 0 0 0 0 }}, {{monzo| 11/9 10/9 -1/3 -2/9 0 }}, {{monzo| 22/9 2/9 1/3 -4/9 0 }}, {{monzo| 22/9 2/9 -2/3 5/9 0 }}, {{monzo| 10/3 2/3 0 -1/3 0 }}]
: [[Eigenmonzo]]s (unchanged-intervals): 2, 9/7, 7/5
 
{{Val list|legend=1| 15, 22, 31, 46, 53, 68, 77, 99, 130e }}
 
[[Badness]]: 0.400 × 10<sup>-3</sup>
 
[[Projection pair]]s: 5 600/121 7 2662/375 11 120/11 to 2.3.11/5
 
Zeus11[22] [[hobbit]] [[transversal]]
: 33/32, 16/15, 11/10, 8/7, 64/55, 77/64, 5/4, 14/11, 4/3,
: 11/8, 45/32, 16/11, 3/2, 11/7, 8/5, 5/3, 55/32, 7/4,
: 11/6, 15/8, 64/33, 2
 
Zeus11[24] hobbit transversal
: 33/32, 16/15, 11/10, 9/8, 8/7, 77/64, 11/9, 5/4, 21/16, 4/3,
: 11/8, 45/32, 16/11, 3/2, 32/21, 8/5, 18/11, 5/3, 7/4, 16/9,
: 11/6, 15/8, 64/33, 2
 
Scales:
* [[genus1155zeus|Euler(1155) genus in zeus temperament]]
 
=== 13-limit ===
Subgroup: 2.3.5.7.11.13
 
Comma list: 121/120, 176/175, 351/350
 
Mapping: [{{val| 1 0 1 4 2 7 }}, {{val| 0 1 1 -1 1 -2 }}, {{val| 0 0 -2 3 -1 -1 }}]
 
Mapping to lattice: [{{val| 0 1 -1 2 0 -3 }}, {{val| 0 1 1 -1 1 -2 }}]
 
Lattice basis:
: 11/10 length = 0.7898, 11/8 length = 1.002
: Angle (11/10, 11/8) = 106.7439 degrees
 
POTE generators: ~3/2 = 701.8679, ~11/10 = 156.9582
 
Minimax tuning:
* 13-odd-limit
: [{{monzo| 1 0 0 0 0 0 }}, {{monzo| 11/9 10/9 -1/3 -2/9 0 0 }}, {{monzo| 22/9 2/9 1/3 -4/9 0 0 }}, {{monzo| 22/9 2/9 -2/3 5/9 0 0 }}, {{monzo| 10/3 2/3 0 -1/3 0 0 }}, {{monzo| 14/3 -8/3 1 1/3 0 0 }}]
: Eigenmonzos (unchanged-intervals): 2, 9/7, 7/5
* 15-odd-limit
: [{{monzo| 1 0 0 0 0 0 }}, {{monzo| 0 1 0 0 0 0 }}, {{monzo| 11/5 1/5 2/5 -2/5 0 0 }}, {{monzo| 11/5 1/5 -3/5 3/5 0 0 }}, {{monzo| 13/5 3/5 1/5 -1/5 0 0 }}, {{monzo| 38/5 -12/5 1/5 -1/5 0 0 }}]
: Eigenmonzos (unchanged-intervals): 2, 4/3, 7/5
 
Vals: {{Val list| 15, 22, 31, 46, 53, 77, 99, 130e }}
 
Badness: 0.934 × 10<sup>-3</sup>
 
Projection pairs: 5 600/121 7 2662/375 11 120/11 13 1280/99 to 2.3.11/5
 
Zeus13[22] hobbit transversal
: 260/243, 88/81, 11/10, 44/39, 162/143, 11/9, 16/13, 320/243, 4/3, 1040/729, 13/9, 729/520, 3/2, 99/65, 44/27, 18/11, 1280/729, 16/9, 11/6, 24/13, 243/130, 2
 
=== Tinia ===
Subgroup: 2.3.5.7.11.13
 
Comma list: 66/65, 121/120, 176/175
 
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 }}
 
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|legend=1| 1 0 1 4 -5 | 0 1 1 -1 6 | 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 }}
{{Optimal ET sequence|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>


== Hera ==
== Hera ==
Subgroup: 2.3.5.7.11
[[Subgroup]]: 2.3.5.7.11


[[Comma list]]: 6144/6125, 8019/8000
[[Comma list]]: 6144/6125, 8019/8000


[[Mapping]]: [{{val| 1 0 1 4 9 }}, {{val| 0 1 1 -1 -3 }}, {{val| 0 0 -2 3 -6 }}]
{{Mapping|legend=1| 1 0 1 4 9 | 0 1 1 -1 -3 | 0 0 -2 3 -6 }}
 
Mapping generators: ~2, ~3, ~35/32


[[POTE generator]]s: ~3/2 = 701.8035, ~35/32 = 157.1649
[[Optimal tuning]] ([[POTE]]): ~2 = 1\1, ~3/2 = 701.8035, ~35/32 = 157.1649


{{Val list|legend=1| 46, 53, 84, 99, 130, 183, 313, 359, 542c, 672c }}
{{Optimal ET sequence|legend=1| 46, 53, 84, 99, 130, 183, 313, 359, 542c, 672c }}


[[Badness]]: 2.23 × 10<sup>-3</sup>
[[Badness]]: 2.23 × 10<sup>-3</sup>
Line 142: Line 58:
Comma list: 351/350, 2080/2079, 4096/4095
Comma list: 351/350, 2080/2079, 4096/4095


Mapping: [{{val| 1 0 1 4 9 7 }}, {{val| 0 1 1 -1 -3 -2 }}, {{val| 0 0 -2 3 -6 -1 }}]
Mapping: {{mapping| 1 0 1 4 9 7 | 0 1 1 -1 -3 -2 | 0 0 -2 3 -6 -1 }}


POTE generators: ~3/2 = 701.6641, ~35/32 = 157.1899
Optimal tuning (POTE): ~2 = 1\1, ~3/2 = 701.6641, ~35/32 = 157.1899


Vals: {{Val list| 46, 53, 84, 99, 130, 183, 313 }}
{{Optimal ET sequence|legend=1| 46, 53, 84, 99, 130, 183, 313 }}


Badness: 1.30 × 10<sup>-3</sup>
Badness: 1.30 × 10<sup>-3</sup>


== Semiporwell ==
== Semiporwell ==
Subgroup: 2.3.5.7.11
[[Subgroup]]: 2.3.5.7.11


[[Comma list]]: 6144/6125, 9801/9800
[[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|legend=1| 2 0 0 11 14 | 0 1 1 -1 -2 | 0 0 2 -3 -1 }}


Mapping generators: ~99/70, ~3, ~128/99
: mapping generators: ~99/70, ~3, ~128/99


[[POTE generator]]s: ~3/2 = 702.4613, ~128/99 = 442.4903
[[Optimal tuning]] ([[POTE]]): ~99/70 = 1\2, ~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 }}
{{Optimal ET sequence|legend=1| 22, 46, 68, 84, 106, 130, 152, 282, 328, 480, 1112bccddee, 1242ccddee, 1722bcccdddeee }}


[[Badness]]: 1.25 × 10<sup>-3</sup>
[[Badness]]: 1.25 × 10<sup>-3</sup>
Line 170: Line 86:
Comma list: 1716/1715, 2080/2079, 3584/3575
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 }}]
Mapping: {{mapping| 2 0 0 11 14 15 | 0 1 1 -1 -2 -1 | 0 0 2 -3 -1 -6 }}


POTE generators: ~3/2 = 702.3964, ~84/65 = 442.5902
Optimal tuning (POTE): ~99/70 = 1\2, ~3/2 = 702.3964, ~84/65 = 442.5902


Vals: {{Val list| 22f, 38e, 46, 68, 84, 130, 198, 282, 328, 480f, 610cdef, 808cdeff, 1090ccdeefff, 1418bcccddeeefff }}
{{Optimal ET sequence|legend=1| 22f, 38e, 46, 68, 84, 130, 198, 282, 328, 480f, 610cdef, 808cdeff, 1090ccdeefff, 1418bcccddeeefff }}


Badness: 1.22 × 10<sup>-3</sup>
Badness: 1.22 × 10<sup>-3</sup>


[[Category:Temperament families]]
[[Category:Temperament families]]
[[Category:Pages with mostly numerical content]]
[[Category:Porwell family| ]] <!-- main article -->
[[Category:Porwell family| ]] <!-- main article -->
[[Category:Porwell| ]] <!-- key article -->
[[Category:Rank 3]]
[[Category:Rank 3]]