Scala analysis: xen09-chalmers-tritriadic-10-13-18

Tritriadic scale built from 10:13:18

Generated by Scala: https://www.huygens-fokker.org/scala/

SHOW
  0:          1/1               0.000000 unison, perfect prime
  1:         10/9             182.403712 minor whole tone
  2:        117/100           271.810236
  3:         13/10            454.213948 tridecimal semi-diminished fourth
  4:         13/9             636.617660 tridecimal diminished fifth
  5:         81/50            835.192576 acute minor sixth
  6:          9/5            1017.596288 just minor seventh, BP seventh
  7:          2/1            1200.000000 octave
SHOW/INTERVAL
  0:         10/9             182.4037 minor whole tone
  1:         10/9             182.4037 minor whole tone
  2:       1053/1000           89.4065 
  3:         10/9             182.4037 minor whole tone
  4:         10/9             182.4037 minor whole tone
  5:        729/650           198.5749 
  6:         10/9             182.4037 minor whole tone
  7:         10/9             182.4037 minor whole tone
SHOW INTERVALS
Interval class, Number of incidences, Size:
  1:   1 1053/1000           89.407 cents   
  1:   5 10/9                182.404 cents  minor whole tone
  1:   1 729/650             198.575 cents  
  2:   2 117/100             271.810 cents  
  2:   3 100/81              364.807 cents  grave major third
  2:   2 81/65               380.979 cents  
  3:   3 13/10               454.214 cents  tridecimal semi-diminished fourth
  3:   1 1000/729            547.211 cents  
  3:   3 18/13               563.382 cents  tridecimal augmented fourth
  4:   3 13/9                636.618 cents  tridecimal diminished fifth
  4:   1 729/500             652.789 cents  
  4:   3 20/13               745.786 cents  tridecimal semi-augmented fifth
  5:   2 130/81              819.021 cents  
  5:   3 81/50               835.193 cents  acute minor sixth
  5:   2 200/117             928.190 cents  
  6:   1 1300/729            1001.425 cents 
  6:   5 9/5                 1017.596 cents just minor seventh, BP seventh
  6:   1 2000/1053           1110.593 cents 
Highest number of different intervals for one interval class: 3
Average number of different intervals per interval class: 3.00000 = 3
SHOW/LINE/CENTS INTERVALS
         1     2     3     4     5     6      7     
 0.0   : 182.4 271.8 454.2 636.6 835.2 1017.6 1200.0
 182.4 : 89.4  271.8 454.2 652.8 835.2 1017.6 1200.0
 271.8 : 182.4 364.8 563.4 745.8 928.2 1110.6 1200.0
 454.2 : 182.4 381.0 563.4 745.8 928.2 1017.6 1200.0
 636.6 : 198.6 381.0 563.4 745.8 835.2 1017.6 1200.0
 835.2 : 182.4 364.8 547.2 636.6 819.0 1001.4 1200.0
 1017.6: 182.4 364.8 454.2 636.6 819.0 1017.6 1200.0
 1200.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class:
  1:  89.4065   .. 198.5749 cents      180/169, 109.1684 cents            1053/1000, 89.4065 cents
  2:  271.8102  .. 380.9786 cents      180/169, 109.1684 cents            169/162, 73.2353 cents
  3:  454.2139  .. 563.3823 cents      180/169, 109.1684 cents            169/162, 73.2353 cents
  4:  636.6177  .. 745.7861 cents      180/169, 109.1684 cents            169/162, 73.2353 cents
  5:  819.0214  .. 928.1898 cents      180/169, 109.1684 cents            169/162, 73.2353 cents
  6:  1001.4251 .. 1110.5935 cents     180/169, 109.1684 cents            169/162, 73.2353 cents
SHOW DATA
Number of notes                     : 7
-- Interval properties --
Smallest interval                   : 1053/1000, 89.4065 cents, class 1
Average step (divided formal octave): 171.4286 cents
Largest one step interval           : 729/650, 198.5749 cents
Average / Smallest step             : 1.917406
Largest / Average step              : 1.158354
Largest / Smallest step             : 2.221034
Median interval of one step         : 10/9, 182.4037 cents, amount: 5
Most common interval of one step    : 10/9, 182.4037 cents, amount: 5
Least squares average step          : 166.54769 cents, oct.:  1165.83386 cents
Scale is strictly proper
Scale has trivalence property
Step pattern alph. order: ABAACAA
Step pattern size order : MSMMLMM
Scale is a Constant Structure, by a margin of 73.23532 cents
Scale diversity                     : 1.390251
Rothenberg stability                : 1.000000 = 1
Lumma stability                     : 0.454158
Rothenberg efficiency               : 0.544218   redundancy: 0.455782
Efficiency x scale size             : 3.809524
Number of different interval sizes  : 18 = 3.00000 / class
Number of one step interval sizes   : 3
Highest interval variety            : 3
Mean interval variety               : 3.00000 = 3
Median interval variety             : 3
Lowest interval variety             : 3
Smallest interval difference        : 6561/6500, 16.1712 cents
Most common intervals               : 10/9, 182.4037 cents & inv., amount: 5
Scale is a chain of 3 triads 0.0 454.214 1017.596 cents
Most common triad is 0.0 182.404 1017.596 cents, amount: 3
Number of recognisable fifths       : 0
Best fifths form a closed circle
Best minor thirds form a closed circle
Scale contains a complete diamond   : 5 9
Length of longest harmonic part     : 1 at degree 0
Length of longest subharmonic part  : 1 at degree 0
Formal octave complements present   : 3 = 42.8571%
Limited inverse transpositions with margin 109.1684 cents:
 3
-- Rational properties --
Prime limit                         : 13
Odd number limit                    : 1053 (O: 1053 U: 1053)
Highest odd numerator or denominator: 117
Scale harmonicity                   : 0.016569
Average absolute harmonicity        : 0.185499
Specific harmonicity                : 0.082940
Fundamental                         : 1/900, -9.8138 octaves, 0.2907 Hz.
Guide tone                          : 10530,  13.3622 octaves, 2754917.203 Hz.
Exponens Consonantiae               : 9.477000E+06, 23.17600 octaves
Euler's gradus suavitatis           : 40
Sum of Mann's harmonic distance     : 214.5, average 30.64286
Mersenne's string divisions         : 819891534
Sum of van Prooijen's expressibility: 8.11304, average 1.15901
Sum of Tenney's harmonic distance   : 15.76626, average 2.25232
Vogel's harmonic complexity         : 21.42857
Wille's k value                     : 526
Wilson's harmonic complexity        : 46
Rectangular lattice diameter        : 10
Triangular lattice diameter         : 6
Lattice compactness                 : 93.96616, average 3.35593
Lattice compactness (without 2's)   : 83.83777, average 2.99421
Number of different primes          : 4
Prime exponents' range, average, count, tones@limit:
  2:  -2 .. 1        -0.28571   6     1
  3:  -2 .. 4         0.57143   12
  5:  -2 .. 1        -0.71429   7     3
 13:   0 .. 1         0.42857   3     3
Average exponent except 2's         : 2 / 7 = 0.28571
Average absolute exponent except 2's: 22 / 7 = 3.14286
Scale is weakly epimorphic with val: <7 10 15 28|
Scale is weakly epimorphic with val: <7 10 16 25|
Scale is weakly epimorphic with val: <7 10 17 29|
Scale is weakly epimorphic with val: <7 10 18 26|
Scale is JI-epimorphic with val: <7 11 16 26| = patent
Scale is weakly epimorphic with val: <7 11 18 27|
Scale is weakly epimorphic with val: <7 12 16 27|
Scale is JI-epimorphic with val: <7 12 18 28|
FIT/MODE
  7:  1 1 1 1 1 1 1  SP B ME I SD: 41.0391 c. M:-71.0469 c.  Lebeng
  8:  1 1 1 1 2 1 1   P M ME S SD: 34.7507 c. M:-64.8074 c. 
 10:  1 1 2 1 2 1 2   P M ME S SD: 38.2703 c. M: 62.4037 c. 
 11:  2 1 1 2 2 1 2   P   D3 S SD: 33.1342 c. M:-55.4625 c. 
 13:  2 1 2 2 2 2 2  SP M ME S SD: 5.3463 c. M:-9.5362 c.  Tamashian
 40:  6 3 6 6 7 6 6  SP   T3   SD: 3.7701 c. M: 6.6177 c. 
 53:  8 4 8 8 9 8 8  SP   T3   SD: 1.6336 c. M: 2.6554 c. 
 66:  10 5 10 10 11 10 10  SP   T3   SD: 0.6625 c. M:-1.1711 c. 
 145: 22 11 22 22 24 22 22  SP   T3   SD: 0.7223 c. M:-1.2932 c. 
 164: 25 12 25 25 27 25 25  SP   T3   SD: 0.6670 c. M: 1.0785 c. 
 211: 32 16 32 32 35 32 32  SP   T3   SD: 0.6665 c. M:-1.1755 c. 
 217: 33 16 33 33 36 33 33  SP   T3   SD: 0.5043 c. M: 0.8425 c. 
 230: 35 17 35 35 38 35 35  SP   T3   SD: 0.2947 c. M: 0.5059 c. 
 296: 45 22 45 45 49 45 45  SP   T3   SD: 0.1091 c. M: 0.1886 c. 
 362: 55 27 55 55 60 55 55  SP   T3   SD: 0.1002 c. M:-0.1665 c. 
 605: 92 45 92 92 100 92 92  SP   T3   SD: 0.0809 c. M: 0.1513 c. 
 658: 100 49 100 100 109 100 100  SP   T3   SD: 0.0805 c. M: 0.1435 c. 
 671: 102 50 102 102 111 102 102  SP   T3   SD: 0.0247 c. M:-0.0440 c. 
 967: 147 72 147 147 160 147 147  SP   T3   SD: 0.0241 c. M: 0.0419 c. 
 1033: 157 77 157 157 171 157 157  SP   T3   SD: 0.0239 c. M:-0.0446 c. 
 1638: 249 122 249 249 271 249 249  SP   T3   SD: 0.0149 c. M: 0.0277 c. 
 1704: 259 127 259 259 282 259 259  SP   T3   SD: 0.0125 c. M:-0.0208 c. 
 2000: 304 149 304 304 331 304 304  SP   T3   SD: 0.0100 c. M: 0.0177 c. 
FIT/HARMONIC
 1 x x x x x x 2  S SD: 0.0000 cents
 2 x x x 3 x x 4  S SD: 32.6687 cents
 3 x x 4 x 5 x 6  S SD: 21.9557 cents
 4 x x 5:6 x 7:8  S SD: 26.5259 cents
 5 x 6 x 7:8:9:10  S SD: 14.5754 cents
 6 x 7:8:9:10:11:12  S SD: 16.3647 cents
 7 x 8:9:10:11:13:14    SD: 14.9888 cents
 8:9 x 10:12:13:14:16  S SD: 18.0654 cents
 9:10:11:12:13:15:16:18    SD: 14.6497 cents
 10:11:12:13:14:16:18:20  S SD: 10.7036 cents
 11:12:13:14:16:18:20:22  S SD: 8.3424 cents
 14 x 16:18:20:23:25:28    SD: 9.3717 cents
 16:18:19:21:23:26:29:32    SD: 5.7839 cents
 18:20:21:23:26:29:32:36    SD: 5.4747 cents
 24:27:28:31:35:39:43:48    SD: 4.4683 cents
 27:30:32:35:39:44:49:54    SD: 4.1143 cents
 29:32:34:38:42:47:52:58    SD: 2.8937 cents
 34:38:40:44:49:55:61:68    SD: 2.5142 cents
 36:40:42:47:52:58:65:72    SD: 2.0107 cents
 47:52:55:61:68:76:85:94    SD: 1.7350 cents
 63:70:74:82:91:102:113:126    SD: 1.3487 cents
 70:78:82:91:101:113:126:140    SD: 1.1944 cents
 81:90:95:105:117:131:146:162    SD: 1.0698 cents
 90:100:105:117:130:146:162:180    SD: 0.7828 cents
 106:118:124:138:153:172:191:212    SD: 0.7806 cents
 124:138:145:161:179:201:223:248    SD: 0.6052 cents
 153:170:179:199:221:248:275:306    SD: 0.4054 cents
 171:190:200:222:247:277:308:342    SD: 0.3810 cents
 200:222:234:260:289:324:360:400    SD: 0.2651 cents
 270:300:316:351:390:437:486:540    SD: 0.2394 cents
 306:340:358:398:442:496:551:612    SD: 0.2079 cents
 324:360:379:421:468:525:583:648    SD: 0.1641 cents
 360:400:421:468:520:583:648:720    SD: 0.1449 cents
 513:570:600:667:741:831:923:1026    SD: 0.1438 cents
 524:582:613:681:757:849:943:1048    SD: 0.1433 cents
 540:600:632:702:780:875:972:1080    SD: 0.0966 cents
 576:640:674:749:832:933:1037:1152    SD: 0.0923 cents