Scala analysis: 614_T21

Aristoxenian style tetrachord 10/3 + 20/3 + 20, Chapter 4

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

SHOW
  0:          1/1               0.000000 unison, perfect prime
  1:         55.556 cents      55.555560
  2:        166.667 cents     166.666670
  3:        500.000 cents     500.000000
SHOW/INTERVAL
  0:        333.3333 cents    333.3333
  1:         55.5556 cents     55.5556
  2:        111.1111 cents    111.1111
  3:        333.3333 cents    333.3333
SHOW INTERVALS
Interval class, Number of incidences, Size:
  1:   1 55.55556 cents
  1:   1 111.11111 cents
  1:   1 333.33333 cents
  2:   1 166.66667 cents
  2:   1 388.88889 cents
  2:   1 444.44444 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    
 0.0  : 55.6  166.7 500.0
 55.6 : 111.1 444.4 500.0
 166.7: 333.3 388.9 500.0
 500.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class:
  1:  55.5556   .. 333.3333 cents      277.77777 cents                    55.55556 cents
  2:  166.6667  .. 444.4444 cents      277.77777 cents                   -166.66666 cents
SHOW DATA
Number of notes                     : 3
-- Interval properties --
Smallest interval                   : 55.55556 cents, class 1
Average step (divided formal octave): 166.6667 cents
Largest one step interval           : 333.33333 cents
Average / Smallest step             : 3.000000
Largest / Average step              : 2.000000
Largest / Smallest step             : 5.999999
Median interval of one step         : 111.11111 cents, amount: 1
Least squares average step          : 134.92064 cents, oct.:  404.76191 cents
Scale is not proper
Scale has trivalence property
Scale is a mode of a 9-tone equal temperament with octave  500.000 cents
  degrees: 1 3 9
Least number of segments generator  : 7 of 388.889 cents and inv.
  number of contiguous generator circle segments: 1
Shortest superset generator         : 8 of 444.444 cents and inv.
  generated superset size: 4 = 1 more = 133.333%
Number of contiguous 1-step segments: 1
Step pattern alph. order: ABC
Step pattern size order : SML
Interval vector is [ 1 1 1 0 ]
Scale is sum-free (all different intervals)
Scale is a Constant Structure, by a margin of 55.55556 cents
Scale diversity                     : 0.843575
Lumma stability                     : 0.222222
Lumma impropriety factor            : 0.333333
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        : 55.55555 cents
Number of recognisable fifths       : 0
Number of recognisable fourths      : 0
Steps are strictly increasing
Formal octave complements present   : 1 = 33.3333%
2/1 octave complements present      : 0 = 0.0000%
-- Rational properties --
FIT/MODE
  3:  0 1 2   N G T3   SD: 32.0750 c. M: 55.5556 c. 
  6:  1 1 4   N M DE S SD: 16.0375 c. M:-27.7778 c. 
  7:  1 1 5   N M DE S SD: 16.5212 c. M: 23.8095 c. 
  8:  1 2 5   N   T3   SD: 12.6788 c. M:-20.8333 c. 
  9:  1 2 6   N   T3   SD: 0.0000 c. M: 0.0000 c. 
FIT/HARMONIC
 1 x x 2  S SD: 700.0000 cents
 2 x x 3  S SD: 201.9550 cents
 3 x x 4  S SD: 1.9550 cents
 4 x x 5  S SD: 113.6863 cents
 5 x 6:7  S SD: 85.1494 cents
 6 x 7:8  S SD: 50.1117 cents
 7 x 8:9  S SD: 45.7583 cents
 8 x 9:11    SD: 31.7041 cents
 9 x 10:12  S SD: 7.9290 cents
 10 x 11:13    SD: 22.9081 cents
 11 x 12:15  S SD: 20.1389 cents
 12 x 13:16    SD: 14.0810 cents
 13 x 14:17    SD: 26.1607 cents
 14 x 15:19    SD: 27.6272 cents
 15 x 17:20    SD: 25.0291 cents
 16:17:18:21  S SD: 22.8063 cents
 17:18:19:23    SD: 18.5520 cents
 18:19:20:24  S SD: 13.7400 cents
 20:21:22:27    SD: 11.6471 cents
 21:22:23:28    SD: 8.8947 cents
 27:28:30:36  S SD: 5.8340 cents
 29:30:32:39    SD: 4.6007 cents
 30:31:33:40    SD: 0.9459 cents
 119:123:131:159    SD: 0.7998 cents
 149:154:164:199    SD: 0.6481 cents
 158:163:174:211    SD: 0.6092 cents
 179:185:197:239    SD: 0.5913 cents
 188:194:207:251    SD: 0.4056 cents
 218:225:240:291    SD: 0.2893 cents
 248:256:273:331    SD: 0.2469 cents
 337:348:371:450    SD: 0.2225 cents
 367:379:404:490    SD: 0.1899 cents
 523:540:576:698    SD: 0.1880 cents
 553:571:609:738    SD: 0.1735 cents
 585:604:644:781    SD: 0.1561 cents