Catalog of rank-4 temperaments: Difference between revisions

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Line 407: Line 407:
Comma list: 273/272, 441/440, 561/560
Comma list: 273/272, 441/440, 561/560


Mapping: {{mapping| 1 0 0 0 -3 11 7 | 0 1 0 0 2 -4 -3 | 0 0 1 0 -1 2 2 | 0 0 0 1 2 -2 -1 }}
{{Mapping|legend=0| 1 0 0 0 -3 11 7 | 0 1 0 0 2 -4 -3 | 0 0 1 0 -1 2 2 | 0 0 0 1 2 -2 -1 }}


Optimal tunings:  
Optimal tunings:  
Line 578: Line 578:


[[Badness]] (Sintel): 1.04
[[Badness]] (Sintel): 1.04
== Moctdelismic (1375/1372) ==
[[Subgroup]]: 2.3.5.7.11
[[Comma list]]: 1375/1372
{{Mapping|legend=1| 1 0 0 0 2 | 0 1 0 0 0 | 0 0 1 0 -3 | 0 0 0 1 3 }}
: mapping generators: ~2, ~3, ~5, ~7
[[Optimal tuning]]s:
* [[WE]]: ~2 = 1200.0558{{c}}, ~3/2 = 701.8991{{c}}, ~5/4 = 385.7504{{c}}, ~7/4 = 969.3743{{c}}
: [[error map]]: {{val| +0.056 -0.000 -0.452 +0.660 -0.334 }}
* [[CWE]]: ~2 = 1200.0000{{c}}, ~3/2 = 701.9100{{c}}, ~5/4 = 385.7894{{c}}, ~7/4 = 969.4163{{c}}
: error map: {{val| 0.000 -0.045 -0.524 +0.590 -0.437 }}
{{Optimal ET sequence|legend=1| 12, 19e, 27, 29, 31, 41, 60e, 68, 72, 140, 152, 224, 364, 436, 547, 588, 619, 843, 1055ce }}
[[Badness]] (Sintel): 0.723


== Lehmerismic (3025/3024) ==
== Lehmerismic (3025/3024) ==
Line 613: Line 631:


[[Badness]] (Sintel): 0.272
[[Badness]] (Sintel): 0.272
== Vishdelismic (5632/5625) ==
Vishdelismic tempers out 5632/5625, the [[vishdelisma]], and adds to [[vishdelic]] an independent generator for prime 7. From 5632/5625 = ([[176/175]])/([[225/224]]), vishdelismic has the feature of making [[14/9]], [[25/16]], and [[11/7]] equidistant.
[[Subgroup]]: 2.3.5.7.11
[[Comma list]]: 5632/5625
{{Mapping|legend=1| 1 0 0 0 2 | 0 1 0 0 0 | 0 0 1 0 -3 | 0 0 0 1 3 }}
: mapping generators: ~2, ~3, ~5, ~7
[[Optimal tuning]]s:
* [[WE]]: ~2 = 1199.8976{{c}}, ~3/2 = 702.1145{{c}}, ~5/4 = 386.7638{{c}}, ~7/4 = 969.0306{{c}}
: [[error map]]: {{val| -0.102 +0.057 +0.245 -0.000 -0.136 }}
* [[CWE]]: ~2 = 1200.0000{{c}}, ~3/2 = 702.1309{{c}}, ~5/4 = 386.7770{{c}}, ~7/4 = 969.0087{{c}}
: error map: {{val| 0.000 +0.176 +0.463 +0.183 +0.052 }}
{{Optimal ET sequence|legend=1| 12, 19e, 22, 31, 53, 84e, 87, 99e, 118, 130, 152, 239, 270, 670, 822, 940, 1092, 1362c, 2032c, 2302c }}
[[Badness]] (Sintel): 0.804


== Trimitone (8019/8000) ==
== Trimitone (8019/8000) ==
Line 729: Line 767:


[[Badness]] (Sintel): 0.164
[[Badness]] (Sintel): 0.164
==== 17-limit ====
Subgroup: 2.3.5.7.11.13.17
Comma list: 9801/9800, 10648/10647, 194481/194480
Mapping: {{mapping| 2 0 1 0 4 9 -22 | 0 1 0 0 -2 -4 10 | 0 0 2 0 2 3 -7 | 0 0 0 1 1 1 2 }}
Optimal tuning:
* WE: ~99/70 = 600.0011{{c}}, ~3/2 = 701.9430{{c}}, ~1053/560 = 1093.1625{{c}}, ~7/4 = 968.8308{{c}}
: error map: {{val| +0.002 -0.010 +0.012 +0.009 -0.044 +0.024 +0.006 }}
* CWE: ~99/70 = 600.0000{{c}}, ~3/2 = 701.9426{{c}}, ~1053/560 = 1093.1618{{c}}, ~7/4 = 968.8316{{c}}
: error map: {{val| 0.000 -0.012 +0.010 +0.006 -0.048 +0.019 +0.001 }}
{{Optimal ET sequence|legend=0| 46, 58, 104c, 166, 178, 212, 224, 270, 494g, 552g, 684g, 896ef, 908, 954, 1178, 1236, 1506, 2414, 2460, 3638, 3920, 4874, 5144, 6380, 10018e, 11524, 16398e }}
Badness (Sintel): 0.655


== Unisquary (12005/11979) ==
== Unisquary (12005/11979) ==
Line 892: Line 913:
Comma list: 1216/1215, 1540/1539, 2080/2079
Comma list: 1216/1215, 1540/1539, 2080/2079


Mapping: {{mapping| 1 0 0 0 -8 -13 -6 | 0 1 0 0 9 12 5 | 0 0 1 0 0 -1 1 | 0 0 0 1 -1 0 0 }}
{{Mapping|legend=0| 1 0 0 0 -8 -13 -6 | 0 1 0 0 9 12 5 | 0 0 1 0 0 -1 1 | 0 0 0 1 -1 0 0 }}


Optimal tunings:  
Optimal tunings:  
Line 1,003: Line 1,024:
Comma list: 2080/2079, 3510/3509, 4096/4095
Comma list: 2080/2079, 3510/3509, 4096/4095


Mapping: {{mapping| 1 0 0 0 17 12 -21 | 0 1 0 0 -5 -2 11 | 0 0 1 0 0 -1 0 | 0 0 0 1 -2 -1 3 }}
{{Mapping|legend=0| 1 0 0 0 17 12 -21 | 0 1 0 0 -5 -2 11 | 0 0 1 0 0 -1 0 | 0 0 0 1 -2 -1 3 }}


Optimal tunings:  
Optimal tunings:  
Line 1,014: Line 1,035:


Badness (Sintel): 0.505
Badness (Sintel): 0.505
==== Commas 2080/2079, 3250/3249, 4096/4095 ====
This is a [[weak extension]] of olympic, requiring the split of the prime 7 in half; or alternatively, the septimal comma or the garischisma.
Subgroup: 2.3.5.7.11.13.19
Comma list: 2080/2079, 3250/3249, 4096/4095
{{Mapping|legend=0| 1 0 0 1 15 11 -13 6 | 0 1 0 0 -5 -2 5 -2 | 0 0 1 0 0 -1 2 1 | 0 0 0 2 -4 -2 5 -1 }}
Optimal tunings:
* WE: ~2 = 1199.9639{{c}}, ~3/2 = 702.0643{{c}}, ~5/4 = 386.3218{{c}}, ~247/132 = 1084.4676{{c}}
: error map: {{val| -0.036 +0.073 -0.064 +0.073 +0.129 -0.166 -0.004 }}
* CWE: ~2 = 1200.0000{{c}}, ~3/2 = 702.0887{{c}}, ~5/4 = 386.3257{{c}}, ~247/132 = 1084.5006{{c}}
: error map: {{val| 0.000 +0.134 +0.012 +0.175 +0.236 -0.032 +0.135 }}
{{Optimal ET sequence|legend=0| 41, 53, 84, 94, 137, 176, 217, 270, 581, 851, 935, 1205, 2193, 2463, 2774e }}
Badness (Sintel): 0.618
===== 2.3.5.7.11.13.19.29 subgroup =====
Subgroup: 2.3.5.7.11.13.19.29
Comma list: 2080/2079, 3250/3249, 3510/3509, 4096/4095
{{Mapping|legend=0| 1 0 0 1 15 11 -13 6 -18 | 0 1 0 0 -5 -2 5 -2 -11 | 0 0 1 0 0 -1 2 1 0 | 0 0 0 2 -4 -2 5 -1 6 }}
Optimal tunings:
* WE: ~2 = 1199.9594{{c}}, ~3/2 = 702.0487{{c}}, ~5/4 = 386.3262{{c}}, ~247/132 = 1084.4677{{c}}
: error map: {{val| -0.041 +0.053 -0.069 +0.069 +0.163 -0.170 +0.005 +0.048 }}
* CWE: ~2 = 1200.0000{{c}}, ~3/2 = 702.0709{{c}}, ~5/4 = 386.3327{{c}}, ~247/132 = 1084.5064{{c}}
: error map: {{val| -0.000 +0.116 +0.019 +0.187 +0.302 -0.015 +0.171 +0.241 }}
{{Optimal ET sequence|legend=0| 41, 53j, 94, 137j, 176, 217, 270, 487, 581j, 718, 894, 935, 988, 1205, 2193, 3398dehj}}
Badness (Sintel): 1.10


==== Metaolympic ====
==== Metaolympic ====
Metaolympic is a [[weak extension]] of olympic, requiring the split of the prime 7 in half; or alternatively, the septimal comma or the garischisma. It is better without prime 17, but prime 17 can be added easily into the temperament by also tempering out 4200/4199, which also takes advantage of the split prime 7 at the cost of higher complexity.  
Metaolympic is the above extension with prime 17 added. It is better without prime 17, but prime 17 can be added easily into the temperament by also tempering out 4200/4199, which also takes advantage of the split prime 7 at the cost of higher complexity.  


Subgroup: 2.3.5.7.11.13.17
Subgroup: 2.3.5.7.11.13.17
Line 1,022: Line 1,079:
Comma list: 2080/2079, 4096/4095, 35000/34969
Comma list: 2080/2079, 4096/4095, 35000/34969


Mapping: {{mapping| 1 0 0 1 15 11 -13 | 0 1 0 0 -5 -2 5 | 0 0 1 0 0 -1 2 | 0 0 0 2 -4 -2 5 }}
{{Mapping|legend=0| 1 0 0 1 15 11 -13 | 0 1 0 0 -5 -2 5 | 0 0 1 0 0 -1 2 | 0 0 0 2 -4 -2 5 }}
: mapping generators: ~2, ~3, ~5, ~187/100
: mapping generators: ~2, ~3, ~5, ~187/100


Line 1,040: Line 1,097:
Comma list: 2080/2079, 3250/3249, 4096/4095, 4200/4199
Comma list: 2080/2079, 3250/3249, 4096/4095, 4200/4199


Mapping: {{mapping| 1 0 0 1 15 11 -13 6 | 0 1 0 0 -5 -2 5 -2 | 0 0 1 0 0 -1 2 1 | 0 0 0 2 -4 -2 5 -1 }}
{{Mapping|legend=0| 1 0 0 1 15 11 -13 6 | 0 1 0 0 -5 -2 5 -2 | 0 0 1 0 0 -1 2 1 | 0 0 0 2 -4 -2 5 -1 }}


Optimal tunings:  
Optimal tunings:  
Line 1,057: Line 1,114:
Comma list: 2080/2079, 3250/3249, 3510/3509, 4096/4095, 4200/4199
Comma list: 2080/2079, 3250/3249, 3510/3509, 4096/4095, 4200/4199


Mapping: {{mapping| 1 0 0 1 15 11 -13 6 -18 | 0 1 0 0 -5 -2 5 -2 -11 | 0 0 1 0 0 -1 2 1 0 | 0 0 0 2 -4 -2 5 -1 6 }}
{{Mapping|legend=0| 1 0 0 1 15 11 -13 6 -18 | 0 1 0 0 -5 -2 5 -2 -11 | 0 0 1 0 0 -1 2 1 0 | 0 0 0 2 -4 -2 5 -1 6 }}


Optimal tunings:
Optimal tunings:
Line 1,068: Line 1,125:


Badness (Sintel): 1.27
Badness (Sintel): 1.27
==== Commas 2080/2079, 3250/3249, 4096/4095 ====
Subgroup: 2.3.5.7.11.13.19
Comma list: 2080/2079, 3250/3249, 4096/4095
Mapping: {{mapping| 1 0 0 1 15 11 -13 6 | 0 1 0 0 -5 -2 5 -2 | 0 0 1 0 0 -1 2 1 | 0 0 0 2 -4 -2 5 -1 }}
Optimal tunings:
* WE: ~2 = 1199.9639{{c}}, ~3/2 = 702.0643{{c}}, ~5/4 = 386.3218{{c}}, ~187/100 = 1084.4676{{c}}
: error map: {{val| -0.036 +0.073 -0.064 +0.073 +0.129 -0.166 -0.004 }}
* CWE: ~2 = 1200.0000{{c}}, ~3/2 = 702.0887{{c}}, ~5/4 = 386.3257{{c}}, ~187/100 = 1084.5006{{c}}
: error map: {{val| 0.000 +0.134 +0.012 +0.175 +0.236 -0.032 +0.135 }}
{{Optimal ET sequence|legend=0| 41, 53, 84, 94, 137, 176, 217, 270, 581, 851, 935, 1205, 2193, 2463, 2774e }}
Badness (Sintel): 0.618
===== 2.3.5.7.11.13.19.29 subgroup =====
Subgroup: 2.3.5.7.11.13.19.29
Comma list: 2080/2079, 3250/3249, 3510/3509, 4096/4095
Mapping: {{mapping| 1 0 0 1 15 11 -13 6 -18 | 0 1 0 0 -5 -2 5 -2 -11 | 0 0 1 0 0 -1 2 1 0 | 0 0 0 2 -4 -2 5 -1 6 }}
Optimal tunings:
* WE: ~2 = 1199.9594{{c}}, ~3/2 = 702.0487{{c}}, ~5/4 = 386.3262{{c}}, ~187/100 = 1084.4677{{c}}
: error map: {{val| -0.041 +0.053 -0.069 +0.069 +0.163 -0.170 +0.005 +0.048 }}
* CWE: ~2 = 1200.0000{{c}}, ~3/2 = 702.0709{{c}}, ~5/4 = 386.3327{{c}}, ~187/100 = 1084.5064{{c}}
: error map: {{val| -0.000 +0.116 +0.019 +0.187 +0.302 -0.015 +0.171 +0.241 }}
{{Optimal ET sequence|legend=0| 41, 53j, 94, 137j, 176, 217, 270, 487, 581j, 718, 894, 935, 988, 1205, 2193, 3398dehj}}
Badness (Sintel): 1.10


== Alphaxenic (131769/131072) ==
== Alphaxenic (131769/131072) ==
Line 1,181: Line 1,204:
Comma list: 352/351, 715/714, 155771/155520
Comma list: 352/351, 715/714, 155771/155520


Mapping: {{mapping| 1 0 -6 0 1 6 0 | 0 1 3 0 2 -1 3 | 0 0 5 0 -1 -1 3 | 0 0 0 1 0 0 -1 }}
{{Mapping|legend=0| 1 0 -6 0 1 6 0 | 0 1 3 0 2 -1 3 | 0 0 5 0 -1 -1 3 | 0 0 0 1 0 0 -1 }}


Optimal tunings:  
Optimal tunings:  
Line 1,196: Line 1,219:
Comma list: 352/351, 715/714, 1463/1458, 2057/2052
Comma list: 352/351, 715/714, 1463/1458, 2057/2052


Mapping: {{mapping| 1 0 -6 0 1 6 0 0 | 0 1 3 0 2 -1 3 4 | 0 0 5 0 -1 -1 3 1 | 0 0 0 1 0 0 -1 -1 }}
{{Mapping|legend=0| 1 0 -6 0 1 6 0 0 | 0 1 3 0 2 -1 3 4 | 0 0 5 0 -1 -1 3 1 | 0 0 0 1 0 0 -1 -1 }}


Optimal tunings:  
Optimal tunings:  
Line 1,205: Line 1,228:


Badness (Sintel): 2.63
Badness (Sintel): 2.63
== Nexus (1771561/1769472) ==
[[Subgroup]]: 2.3.5.7.11
[[Comma list]]: 1771561/1769472
{{Mapping|legend=1| 3 0 0 0 8 | 0 2 0 0 1 | 0 0 1 0 0 | 0 0 0 1 0 }}
: mapping generators: ~121/96, ~1331/768, ~5, ~7
[[Optimal tuning]]s:
* [[WE]]: ~121/96 = 400.0154{{c}}, ~1331/768 = 950.9883{{c}}, ~5/4 = 386.2216{{c}}, ~7/4 = 968.7338{{c}}
: [[error map]]: {{val| +0.046 +0.022 -0.000 -0.000 -0.207 }}
* [[CWE]]: ~121/96 = 400.0000{{c}}, ~1331/768 = 950.9685{{c}}, ~5/4 = 386.2485{{c}}, ~7/4 = 968.7470{{c}}
: error map: {{val| 0.000 -0.018 -0.065 -0.079 -0.349 }}
{{Optimal ET sequence|legend=1| 9, 15, 24, 33cd, 39(d), 48, 57, 63, 72, 159, 183, 198, 255, 270, 342, 612, 954, 1566, 2091e, 2361e, 2433e, 2703e, 3045e, 3315ee, 3657ee }}
[[Badness]] (Sintel): 10.7
=== Commas 676/675, 6656/6655 ===
Subgroup: 2.3.5.7.11.13
Comma list: 676/675, 6656/6655
{{Mapping|legend=0| 3 0 0 0 8 -3 | 0 2 0 0 1 3 | 0 0 1 0 0 1 | 0 0 0 1 0 0 }}
Optimal tunings:
* WE: ~121/96 = 400.0003{{c}}, ~1331/768 = 951.0845{{c}}, ~5/4 = 386.5832{{c}}, ~7/4 = 968.8238{{c}}
* CWE: ~121/96 = 400.0000{{c}}, ~1331/768 = 951.0840{{c}}, ~5/4 = 386.5837{{c}}, ~7/4 = 968.8241{{c}}
{{Optimal ET sequence|legend=0| 9, 15, 24, 39c/df, 48c, 57f, 63, 72, 87, 111, 159, 183, 198, 270 }}
Badness (Sintel): 1.69


== Quartismic (117440512/117406179) ==
== Quartismic (117440512/117406179) ==