Scala analysis: 442_D12

Diatonic tetrachord 22/21 * 9/8 * 112/99

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

SHOW
  0:          1/1               0.000000 unison, perfect prime
  1:         22/21             80.537035 undecimal minor semitone
  2:         33/28            284.447037 undecimal minor third
  3:          4/3             498.044999 perfect fourth
SHOW/INTERVAL
  0:        112/99            213.5980 
  1:         22/21             80.5370 undecimal minor semitone
  2:          9/8             203.9100 major whole tone
  3:        112/99            213.5980 
SHOW INTERVALS
Interval class, Number of incidences, Size:
  1:   1 22/21               80.537 cents   undecimal minor semitone
  1:   1 9/8                 203.910 cents  major whole tone
  1:   1 112/99              213.598 cents  
  2:   1 33/28               284.447 cents  undecimal minor third
  2:   1 32/27               294.135 cents  Pythagorean minor third
  2:   1 14/11               417.508 cents  undecimal diminished fourth or major third
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    
 0.0  : 80.5  284.4 498.0
 80.5 : 203.9 417.5 498.0
 284.4: 213.6 294.1 498.0
 498.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class:
  1:  80.5370   .. 213.5980 cents      392/363, 133.0609 cents            22/21, 80.5370 cents
  2:  284.4470  .. 417.5080 cents      392/363, 133.0609 cents            3267/3136, 70.8491 cents
SHOW DATA
Number of notes                     : 3
-- Interval properties --
Smallest interval                   : 22/21, 80.5370 cents, class 1
Average step (divided formal octave): 166.0150 cents
Largest one step interval           : 112/99, 213.5980 cents
Average / Smallest step             : 2.061350
Largest / Average step              : 1.286618
Largest / Smallest step             : 2.652171
Median interval of one step         : 9/8, 203.9100 cents, amount: 1
Least squares average step          : 153.11186 cents, oct.:  459.33559 cents
Scale is strictly proper
Scale has trivalence property
Scale is a mode of a 1849-tone equal temperament with octave  4/3
  degrees: 299 1056 1849
Least number of segments generator  : 925 of 249.157 cents and inv.
  number of contiguous generator circle segments: 1
Shortest superset generator         : 1444 of 388.955 cents and inv.
  generated superset size: 31 = 28 more = 1033.333%
Number of contiguous 1-step segments: 0
Step pattern alph. order: ABC
Step pattern size order : SML
Scale is sum-free (all different intervals)
Scale is a Constant Structure, by a margin of 70.84907 cents
Scale diversity                     : 0.958160
Rothenberg stability                : 1.000000 = 1
Lumma stability                     : 0.465667
Rothenberg efficiency               : 0.666667   redundancy: 0.333333
Efficiency x scale size             : 2.000000
Number of different interval sizes  : 6 = 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        : 896/891, 9.6880 cents
Number of recognisable fifths       : 0
Number of recognisable fourths      : 0
Best major thirds form a closed circle
Best minor thirds form a closed circle
Steps are strictly increasing
Length of longest harmonic part     : 1 at degree 0
Length of longest subharmonic part  : 1 at degree 0
Formal octave complements present   : 1 = 33.3333%
2/1 octave complements present      : 0 = 0.0000%
Scale is n-1 differentially coherent in interval class 1
Limited inverse transpositions with margin 123.3730 cents:
 1
-- Rational properties --
Prime limit                         : 11
Odd number limit                    : 99 (O: 33 U: 99)
Highest odd numerator or denominator: 33
Scale harmonicity                   : 0.026454
Average absolute harmonicity        : 0.091861
Specific harmonicity                : 0.109937
Fundamental                         : 1/84, -6.3923 octaves, 3.1146 Hz.
Guide tone                          : 132,  7.0444 octaves, 34534.575 Hz.
Exponens Consonantiae               : 1.108800E+04, 13.43671 octaves
Euler's gradus suavitatis           : 25
Sum of Mann's harmonic distance     : 55.5, average 18.50000
Mersenne's string divisions         : 18361
Sum of van Prooijen's expressibility: 3.31785, average 1.10595
Sum of Tenney's harmonic distance   : 6.70950, average 2.23650
Vogel's harmonic complexity         : 14.00000
Wille's k value                     : 49
Wilson's harmonic complexity        : 24
Rectangular lattice diameter        : 4
Triangular lattice diameter         : 3
Lattice compactness                 : 16.90984, average 2.81831
Lattice compactness (without 2's)   : 10.32780, average 1.72130
Number of different primes          : 4
Prime exponents' range, average, count, tones@limit:
  2:  -2 .. 2         0.33333   5
  3:  -1 .. 1        -0.33333   3     1
  7:  -1 .. 0        -0.66667   2
 11:   0 .. 1         0.66667   2     2
Average exponent except 2's         :-1 / 3 =-0.33333
Average absolute exponent except 2's: 7 / 3 = 2.33333
Scale is weakly epimorphic with val: <6 10 18 23|
Scale is weakly epimorphic with val: <6 10 19 24|
Scale is weakly epimorphic with val: <6 10 20 25|
Scale is weakly epimorphic with val: <6 10 21 26|
Scale is weakly epimorphic with val: <6 10 22 27|
Scale is weakly epimorphic with val: <6 11 19 23|
Scale is weakly epimorphic with val: <6 11 20 24|
Scale is weakly epimorphic with val: <6 11 21 25|
Scale is weakly epimorphic with val: <6 11 22 26|
Scale is weakly epimorphic with val: <7 10 18 24|
Scale is weakly epimorphic with val: <7 10 19 25|
Scale is weakly epimorphic with val: <7 10 20 26|
Scale is weakly epimorphic with val: <7 10 21 27|
Scale is JI-epimorphic with val: <7 11 18 23|
Scale is weakly epimorphic with val: <7 11 18 26|
Scale is JI-epimorphic with val: <7 11 19 24|
Scale is weakly epimorphic with val: <7 11 19 27|
Scale is JI-epimorphic with val: <7 11 20 25| = patent
Scale is weakly epimorphic with val: <7 11 21 23|
Scale is JI-epimorphic with val: <7 11 21 26|
Scale is weakly epimorphic with val: <7 11 22 24|
Scale is JI-epimorphic with val: <7 11 22 27|
Scale is weakly epimorphic with val: <8 11 18 24|
Scale is weakly epimorphic with val: <8 11 19 25|
Scale is weakly epimorphic with val: <8 11 20 26|
Scale is weakly epimorphic with val: <8 11 21 27|
FIT/MODE
  3:  1 1 1  SP B ME I SD: 56.4819 c. M:-85.4780 c. 
  4:  1 1 2   P M ME S SD: 32.6018 c. M:-43.9742 c. 
  5:  1 2 2  SP M ME S SD: 13.7904 c. M:-19.0720 c. 
  7:  1 3 3  SP M DE S SD: 5.4207 c. M: 9.3877 c. 
 12:  2 5 5  SP M DE S SD: 3.7886 c. M:-6.0792 c. 
 19:  3 8 8  SP M DE S SD: 2.5015 c. M:-3.8948 c. 
 30:  5 12 13  SP   T3   SD: 1.9182 c. M:-2.4705 c. 
 37:  6 15 16  SP   T3   SD: 1.0319 c. M: 1.7728 c. 
 44:  7 18 19  SP   T3   SD: 1.1326 c. M: 1.4669 c. 
 49:  8 20 21  SP   T3   SD: 0.4566 c. M:-0.7764 c. 
 56:  9 23 24  SP   T3   SD: 0.2981 c. M: 0.4941 c. 
 105: 17 43 45  SP   T3   SD: 0.1038 c. M:-0.1501 c. 
 161: 26 66 69  SP   T3   SD: 0.1066 c. M:-0.1501 c. 
 247: 40 101 106  SP   T3   SD: 0.1048 c. M: 0.1379 c. 
 266: 43 109 114  SP   T3   SD: 0.0880 c. M:-0.1501 c. 
 303: 49 124 130  SP   T3   SD: 0.0490 c. M: 0.0847 c. 
 359: 58 147 154  SP   T3   SD: 0.0504 c. M: 0.0729 c. 
 408: 66 167 175  SP   T3   SD: 0.0219 c. M:-0.0291 c. 
 464: 75 190 199  SP   T3   SD: 0.0198 c. M: 0.0341 c. 
 569: 92 233 244  SP   T3   SD: 0.0155 c. M:-0.0251 c. 
 872: 141 357 374  SP   T3   SD: 0.0080 c. M: 0.0131 c. 
 977: 158 400 419  SP   T3   SD: 0.0046 c. M:-0.0066 c. 
 1441: 233 590 618  SP   T3   SD: 0.0039 c. M: 0.0065 c. 
 1849: 299 757 793  SP   T3   SD: 0.0023 c. M: 0.0038 c. 
FIT/HARMONIC
 1 x x 2  S SD: 701.9550 cents
 2 x x 3  S SD: 203.9100 cents
 3 x x 4  S SD: 0.0000 cents
 4 x 5 x  S SD: 101.8667 cents
 5 x 6:7  S SD: 45.0216 cents
 6 x 7:8  S SD: 8.7881 cents
 7 x 8:9  S SD: 41.2374 cents
 8 x 9:11    SD: 48.2810 cents
 9:10:11:12  H SD: 39.9178 cents
 10:11:12:13  H SD: 33.3815 cents
 11:12:13:15    SD: 26.7714 cents
 12:13:14:16  S SD: 20.2129 cents
 15:16:18:20  S SD: 14.7051 cents
 16:17:19:21    SD: 12.9542 cents
 17:18:20:23    SD: 10.4749 cents
 18:19:21:24    SD: 7.3002 cents
 21:22:25:28    SD: 5.7998 cents
 38:40:45:51    SD: 5.4309 cents
 39:41:46:52    SD: 2.0635 cents
 45:47:53:60    SD: 1.7940 cents
 84:88:99:112    SD: 0.0000 cents