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From: mclaren

Subject: Wilson CPSs -- post 4 of 9 

Continuing the rundown of peculiar & interesting Wilson combination product set scales, a Wilson 4 out of 9 CPS. 4, 9 [1,3,5,7,9,11,13,15,17] This set contains a number of generators which are powers of other generators, and so there are nowhere near the full set of 252 pitches.
  1:      16575/16384        20.06550
  2:       2079/2048         26.00886
  3:        525/512          43.40835
  4:       8415/8192         46.49708
  5:      17017/16384        65.62695
  6:       1071/1024         77.69135
  7:       2145/2048         80.11435
  8:        135/128          92.17876
  9:        273/256          111.3086
 10:       8775/8192         119.0201
 11:       1105/1024         131.7968
 12:       4455/4096         145.4517
 13:       8925/8192         148.3638
 14:        561/512          158.2284
 15:       9009/8192         164.5815
 16:      36465/32768        185.0698
 17:       2295/2048         197.1342
 18:       1155/1024         208.4126
 19:       4641/4096         216.2640
 20:        585/512          230.7514
 21:       4725/4096         247.3184
 22:        297/256          257.1830
 23:        595/512          260.0951
 24:      19305/16384        284.0244
 25:       2431/2048         296.8011
 26:      19635/16384        313.3681
 27:       2457/2048         315.2187
 28:       2475/2048         327.8555
 29:       9945/8192         335.7069
 30:       5005/4096         346.9853
 31:        315/256          359.0498
 32:       5049/4096         362.1385
 33:       1275/1024         379.5380
 34:       1287/1024         395.7557
 35:      10395/8192         412.3227
 36:       1309/1024         425.0994
 37:       5265/4096         434.6615
 38:        165/128          439.5868
 39:        663/512          447.4382
 40:       5355/4096         464.0052
 41:      10725/8192         466.4282
 42:        675/512          478.4926
 43:       1365/1024         497.6225
 44:      21879/16384        500.7112
 45:        693/512          524.0540
 46:       2805/2048         544.5422
 47:        351/256          546.3928
 48:       2835/2048         562.9598
 49:        357/256          575.7365
 50:        715/512          578.1596
 51:      11475/8192         583.4481
 52:       5775/4096         594.7265
 53:      23205/16384        602.5780
 54:       2925/2048         617.0653
 55:      11781/8192         629.0095
 56:       1485/1024         643.4969
 57:       5967/4096         651.3483
 58:       3003/2048         662.6268
 59:        189/128          674.6912
 60:      12155/8192         683.1150
 61:        765/512          695.1794
 62:      12285/8192         701.5325
 63:        385/256          706.4579
 64:       1547/1024         714.3093
 65:        195/128          728.7967
 66:       1575/1024         745.3637
 67:      25245/16384        748.4524
 68:       3213/2048         779.6466
 69:       6435/4096         782.0697
 70:        405/256          794.1340
 71:       6545/4096         811.4133
 72:        819/512          813.2639
 73:        825/512          825.9007
 74:       3315/2048         833.7521
 75:        105/64           857.0950
 76:       1683/1024         860.1837
 77:       6825/4096         883.9364
 78:        429/256          893.8010
 79:       6885/4096         899.0895
 80:       3465/2048         910.3679
 81:      13923/8192         918.2194
 82:      14025/8192         930.8562
 83:       1755/1024         932.7067
 84:       1785/1024         962.0505
 85:        225/128          976.5379
 86:        455/256          995.6677
 87:       7293/4096         998.7565
 88:        459/256          1010.820
 89:        231/128          1022.099
 90:       7425/4096         1029.810
 91:      29835/16384        1037.662
 92:        935/512          1042.587
 93:      15015/8192         1048.940
 94:        945/512          1061.005
 95:       3825/2048         1081.493
 96:       3861/2048         1097.711
 97:       7735/4096         1100.623
 98:        975/512          1115.110
 99:       3927/2048         1127.054
 100:       495/256          1141.542
 101:      1989/1024         1149.393
 102:      1001/512          1160.672
 103:     16065/8192         1165.960
 104:      2025/1024         1180.447
 105:       255/128          1193.224
 106:      4095/2048         1199.577
49-tone combination product set produced by Wilson CPS 3, 13 [1,2,3,4,5,6,7,8,9,10,11,12,13]:
  0:          1/1            00.00000
  1:         65/64           26.84138
  2:         33/32           53.27296
  3:        135/128          92.17876
  4:        273/256          111.3086
  5:        275/256          123.9454
  6:         35/32           155.1396
  7:        143/128          191.8457
  8:          9/8            203.9100
  9:        585/512          230.7514
 10:        297/256          257.1830
 11:         75/64           274.5825
 12:         77/64           320.1440
 13:         39/32           342.4828
 14:        315/256          359.0498
 15:          5/4            386.3139
 16:       1287/1024         395.7557
 17:         81/64           407.8201
 18:        325/256          413.1552
 19:        165/128          439.5868
 20:         21/16           470.7811
 21:        693/512          524.0540
 22:        175/128          541.4535
 23:        351/256          546.3928
 24:         11/8            551.3181
 25:        715/512          578.1596
 26:         45/32           590.2239
 27:         91/64           609.3538
 28:        189/128          674.6912
 29:          3/2            701.9553
 30:        385/256          706.4579
 31:        195/128          728.7967
 32:         99/64           755.2283
 33:         25/16           772.6278
 34:        819/512          813.2639
 35:         13/8            840.5280
 36:        105/64           857.0950
 37:        429/256          893.8010
 38:         27/16           905.8654
 39:         55/32           937.6320
 40:          7/4            968.8264
 41:        225/128          976.5379
 42:        455/256          995.6677
 43:        231/128          1022.099
 44:        117/64           1044.438
 45:         15/8            1088.269
 46:        495/256          1141.542
 47:       1001/512          1160.672
 48:         63/32           1172.736
Wilson CPS 3,13 [1,2,3,4,5,6,8,9,10,12,14,15,16];
  1:        525/512          43.40835
  2:        135/128          92.17876
  3:         35/32           155.1396
  4:          9/8            203.9100
  5:         75/64           274.5825
  6:        315/256          359.0498
  7:          5/4            386.3139
  8:         81/64           407.8201
  9:         21/16           470.7811
 10:        675/512          478.4926
 11:        175/128          541.4535
 12:         45/32           590.2239
 13:        375/256          660.8964
 14:        189/128          674.6912
 15:          3/2            701.9553
 16:         25/16           772.6278
 17:        405/256          794.1340
 18:        105/64           857.0950
 19:         27/16           905.8654
 20:          7/4            968.8264
 21:        225/128          976.5379
 22:        945/512          1061.005
 23:         15/8            1088.269
 24:         63/32           1172.736
 25:          2/1            1200.000
Another collapsed Wilson CPS formed by a set of generators most of which are multiples of one another--in this case, 4 out of 8 from [1,2,3,4,5,6,7,8]:
  0:          1/1            000.0000
  1:         35/32           155.1396
  2:          9/8            203.9100
  3:        315/256          359.0498
  4:          5/4            386.3139
  5:         21/16           470.7811
  6:         45/32           590.2239
  7:          3/2            701.9553
  8:        105/64           857.0950
  9:          7/4            968.8264
 10:         15/8            1088.269
 11:         63/32           1172.736
For a change of pace, here's an oddball Wilson 4 out of 8--but NOT a hebdomekontany. Because the first 8 integers are chosen as generators, most of the generators are factors of other generators. As a result there are only 12 unique pitches rather than the usual 70. Wilson CPS 4,8 [1,2,3,4,5,6,7,8]:
  1:         35/32           155.1396
  2:          9/8            203.9100
  3:        315/256          359.0498
  4:          5/4            386.3139
  5:         21/16           470.7811
  6:         45/32           590.2239
  7:          3/2            701.9553
  8:        105/64           857.0950
  9:          7/4            968.8264
 10:         15/8            1088.269
 11:         63/32           1172.736
 12:          2/1            1200.000
Wilson 2 out of 13 CPS. This is the CPS formed by 2, 13 [1,2,3,4,5,6,7,8,9,10,11,12,13]: The result is an interesting 22-tone just array-- 23, if we include a 1/1.
  1:         65/64           26.84138
  2:         33/32           53.27296
  3:         35/32           155.1396
  4:        143/128          191.8457
  5:          9/8            203.9100
  6:         77/64           320.1440
  7:         39/32           342.4828
  8:          5/4            386.3139
  9:         21/16           470.7811
 10:         11/8            551.3181
 11:         45/32           590.2239
 12:         91/64           609.3538
 13:          3/2            701.9553
 14:         99/64           755.2283
 15:         25/16           772.6278
 16:         13/8            840.5280
 17:         27/16           905.8654
 18:         55/32           937.6320
 19:          7/4            968.8264
 20:        117/64           1044.438
 21:         15/8            1088.269
 22:         63/32           1172.736
Next post, still more oddball Wilson CPSs, and in the post after that one, some discussion of how to use Wilson CPSs in actual music.

--mclaren 


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