Scala analysis: xen15-chalmers-triadic-reversed-diamond-26-21

Triadic reversed diamond for M=26/21, D=3/2

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

SHOW
  0:          1/1               0.000000 unison, perfect prime
  1:         14/13            128.298245 2/3-tone
  2:         26/21            369.746754
  3:          4/3             498.044999 perfect fourth
  4:          3/2             701.955001 perfect fifth
  5:         21/13            830.253246
  6:         13/7            1071.701755 16/3-tone
  7:          2/1            1200.000000 octave
SHOW/INTERVAL
  0:         14/13            128.2982 2/3-tone
  1:         14/13            128.2982 2/3-tone
  2:        169/147           241.4485 
  3:         14/13            128.2982 2/3-tone
  4:          9/8             203.9100 major whole tone
  5:         14/13            128.2982 2/3-tone
  6:        169/147           241.4485 
  7:         14/13            128.2982 2/3-tone
SHOW INTERVALS
Interval class, Number of incidences, Size:
  1:   4 14/13               128.298 cents  2/3-tone
  1:   1 9/8                 203.910 cents  major whole tone
  1:   2 169/147             241.449 cents  
  2:   1 196/169             256.596 cents  two (2/3-tone)
  2:   2 63/52               332.208 cents  
  2:   4 26/21               369.747 cents  
  3:   1 441/338             460.506 cents  
  3:   4 4/3                 498.045 cents  perfect fourth
  3:   2 39/28               573.657 cents  
  4:   2 56/39               626.343 cents  
  4:   4 3/2                 701.955 cents  perfect fifth
  4:   1 676/441             739.494 cents  
  5:   4 21/13               830.253 cents  
  5:   2 104/63              867.792 cents  
  5:   1 169/98              943.404 cents  
  6:   2 294/169             958.551 cents  
  6:   1 16/9                996.090 cents  Pythagorean minor seventh
  6:   4 13/7                1071.702 cents 16/3-tone
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   : 128.3 369.7 498.0 702.0 830.3 1071.7 1200.0
 128.3 : 241.4 369.7 573.7 702.0 943.4 1071.7 1200.0
 369.7 : 128.3 332.2 460.5 702.0 830.3 958.6  1200.0
 498.0 : 203.9 332.2 573.7 702.0 830.3 1071.7 1200.0
 702.0 : 128.3 369.7 498.0 626.3 867.8 996.1  1200.0
 830.3 : 241.4 369.7 498.0 739.5 867.8 1071.7 1200.0
 1071.7: 128.3 256.6 498.0 626.3 830.3 958.6  1200.0
 1200.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class:
  1:  128.2982  .. 241.4485 cents      2197/2058, 113.1503 cents          14/13, 128.2982 cents
  2:  256.5965  .. 369.7468 cents      2197/2058, 113.1503 cents          28812/28561, 15.1480 cents
  3:  460.5065  .. 573.6568 cents      2197/2058, 113.1503 cents          9261/8788, 90.7597 cents
  4:  626.3432  .. 739.4935 cents      2197/2058, 113.1503 cents          1568/1521, 52.6865 cents
  5:  830.2532  .. 943.4035 cents      2197/2058, 113.1503 cents          9261/8788, 90.7597 cents
  6:  958.5515  .. 1071.7018 cents     2197/2058, 113.1503 cents          28812/28561, 15.1480 cents
SHOW DATA
Number of notes                     : 7
-- Interval properties --
Smallest interval                   : 14/13, 128.2982 cents, class 1
Average step (divided formal octave): 171.4286 cents
Largest one step interval           : 169/147, 241.4485 cents
Average / Smallest step             : 1.336172
Largest / Average step              : 1.408450
Largest / Smallest step             : 1.881932
Median interval of one step         : 14/13, 128.2982 cents, amount: 4
Most common interval of one step    : 14/13, 128.2982 cents, amount: 4
Least squares average step          : 172.50874 cents, oct.:  1207.56118 cents
Scale is strictly proper
Scale has trivalence property
Step pattern alph. order: ABACABA
Step pattern size order : SLSMSLS
Scale is a Constant Structure, by a margin of 15.14798 cents
Scale diversity                     : 1.394949
Rothenberg stability                : 1.000000 = 1
Lumma stability                     : 0.434249
Rothenberg efficiency               : 0.506122   redundancy: 0.493878
Efficiency x scale size             : 3.542857
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        : 28812/28561, 15.1480 cents
Number of recognisable fifths       : 4, average 701.9550 cents
Scale is Dorian octave species of abstract tetrachord
Scale contains two identical disjunct tetrachords
Best fifths form a closed circle
Best minor thirds form a closed circle
Scale is a complete diamond         : 7 13 21
Length of longest harmonic part     : 1 at degree 0
Length of longest subharmonic part  : 1 at degree 0
Formal octave complements present   : 7 = 100.0000%
Scale is differentially coherent in interval classes 3 and 4 combined
Inversional symmetry on degrees     :
 0
Inversional symmetry on intervals   :
 3-4
-- Rational properties --
Prime limit                         : 13
Odd number limit                    : 441 (O: 441 U: 441)
Highest odd numerator or denominator: 21
Scale harmonicity                   : 0.013659
Average absolute harmonicity        : 0.229132
Specific harmonicity                : 0.073348
Fundamental                         : 1/546, -9.0928 octaves, 0.4792 Hz.
Guide tone                          : 1092,  10.0928 octaves, 285695.117 Hz.
Exponens Consonantiae               : 5.962320E+05, 19.18551 octaves
Euler's gradus suavitatis           : 44
Sum of Mann's harmonic distance     : 71.5, average 10.21429
Mersenne's string divisions         : 3020220
Sum of van Prooijen's expressibility: 5.82657, average 0.83237
Sum of Tenney's harmonic distance   : 11.55083, average 1.65012
Vogel's harmonic complexity         : 24.57143
Wille's k value                     : 409
Wilson's harmonic complexity        : 46
Rectangular lattice diameter        : 6
Triangular lattice diameter         : 4
Lattice compactness                 : 60.17688, average 2.14917
Lattice compactness (without 2's)   : 47.53320, average 1.69761
Number of different primes          : 4
Prime exponents' range, average, count, tones@limit:
  2:  -1 .. 2         0.57143   6     1
  3:  -1 .. 1         0.00000   4     2
  7:  -1 .. 1         0.00000   4
 13:  -1 .. 1         0.00000   4     4
Average exponent except 2's         : 0 / 7 = 0.00000
Average absolute exponent except 2's: 12 / 7 = 1.71429
Scale is weakly epimorphic with val: <7 10 18 26|
Scale is weakly epimorphic with val: <7 10 18 27|
Scale is weakly epimorphic with val: <7 10 19 27|
Scale is weakly epimorphic with val: <7 10 19 28|
Scale is weakly epimorphic with val: <7 10 20 28|
Scale is weakly epimorphic with val: <7 10 20 29|
Scale is weakly epimorphic with val: <7 10 21 29|
Scale is weakly epimorphic with val: <7 10 22 24|
Scale is JI-epimorphic with val: <7 11 18 24|
Scale is weakly epimorphic with val: <7 11 19 24|
Scale is JI-epimorphic with val: <7 11 19 25|
Scale is weakly epimorphic with val: <7 11 20 25|
Scale is JI-epimorphic with val: <7 11 20 26| = patent
Scale is weakly epimorphic with val: <7 11 21 26|
Scale is JI-epimorphic with val: <7 11 21 27|
Scale is weakly epimorphic with val: <7 11 22 27|
Scale is JI-epimorphic with val: <7 11 22 28|
Scale is weakly epimorphic with val: <7 12 18 26|
Scale is weakly epimorphic with val: <7 12 18 29|
Scale is weakly epimorphic with val: <7 12 19 27|
Scale is weakly epimorphic with val: <7 12 20 24|
Scale is weakly epimorphic with val: <7 12 20 28|
Scale is weakly epimorphic with val: <7 12 21 25|
Scale is weakly epimorphic with val: <7 12 21 29|
Scale is weakly epimorphic with val: <7 12 22 26|
FIT/MODE
  7:  1 1 1 1 1 1 1  SP B ME I SD: 28.5209 c. M: 43.1303 c.  Lebeng
  9:  1 2 1 1 1 2 1   P M ME I SD: 24.9907 c. M:-35.2883 c. 
 10:  1 2 1 2 1 2 1   P M ME I SD: 11.8259 c. M:-18.0450 c. 
 17:  2 3 2 3 2 3 2  SP M ME I SD: 11.5102 c. M: 16.8056 c.  Neutral Dorian, Maqamic-7
 19:  2 4 2 3 2 4 2   P   T3 I SD: 6.3400 c. M: 9.2006 c. 
 29:  3 6 3 5 3 6 3   P   T3 I SD: 2.7595 c. M:-4.1603 c. 
 55:  6 11 6 9 6 11 6  SP   T3 I SD: 2.5301 c. M:-3.7732 c. 
 65:  7 13 7 11 7 13 7  SP   T3 I SD: 0.6116 c. M:-0.9325 c. 
 94:  10 19 10 16 10 19 10  SP   T3 I SD: 0.4326 c. M: 0.6387 c. 
 159: 17 32 17 27 17 32 17  SP   T3 I SD: 0.0502 c. M:-0.0682 c. 
 1188: 127 239 127 202 127 239 127  SP   T3 I SD: 0.0446 c. M: 0.0652 c. 
 1347: 144 271 144 229 144 271 144  SP   T3 I SD: 0.0335 c. M:-0.0495 c. 
 1506: 161 303 161 256 161 303 161  SP   T3 I SD: 0.0248 c. M: 0.0370 c. 
 1665: 178 335 178 283 178 335 178  SP   T3 I SD: 0.0179 c. M: 0.0270 c. 
 1824: 195 367 195 310 195 367 195  SP   T3 I SD: 0.0122 c. M: 0.0187 c. 
 1983: 212 399 212 337 212 399 212  SP   T3 I SD: 0.0078 c. M:-0.0117 c. 
 2142: 229 431 229 364 229 431 229  SP   T3 I SD: 0.0049 c. M:-0.0069 c. 
 2301: 246 463 246 391 246 463 246  SP   T3 I SD: 0.0045 c. M:-0.0062 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: 0.0000 cents
 3 x x 4 x 5 x 6  S SD: 18.0352 cents
 4 x 5 x 6 x 7:8  S SD: 26.0503 cents
 5 x 6:7 x 8:9:10  S SD: 23.0339 cents
 6 x 7:8:9:10:11:12  S SD: 19.7272 cents
 7:8 x 9 x 11:13:14    SD: 25.9451 cents
 8:9:10:11:12:13:15:16    SD: 13.7095 cents
 10:11:12:13:15:16:19:20    SD: 12.8018 cents
 12:13:15:16:18:19:22:24    SD: 6.5197 cents
 16:17:20:21:24:26:30:32    SD: 6.2966 cents
 21:23:26:28:32:34:39:42    SD: 5.7340 cents
 24:26:30:32:36:39:45:48    SD: 3.9384 cents
 26:28:32:35:39:42:48:52    SD: 3.1480 cents
 36:39:45:48:54:58:67:72    SD: 2.9092 cents
 38:41:47:51:57:61:71:76    SD: 2.7509 cents
 42:45:52:56:63:68:78:84    SD: 1.3835 cents
 54:58:67:72:81:87:100:108    SD: 1.2787 cents
 76:82:94:101:114:123:141:152    SD: 1.1050 cents
 92:99:114:123:138:149:171:184    SD: 0.9907 cents
 102:110:126:136:153:165:189:204    SD: 0.9313 cents
 104:112:129:139:156:168:193:208    SD: 0.7713 cents
 114:123:141:152:171:184:212:228    SD: 0.6576 cents
 130:140:161:173:195:210:241:260    SD: 0.6520 cents
 156:168:193:208:234:252:290:312    SD: 0.3048 cents
 210:226:260:280:315:339:390:420    SD: 0.2380 cents
 286:308:354:381:429:462:531:572    SD: 0.2359 cents
 336:362:416:448:504:543:624:672    SD: 0.1487 cents
 390:420:483:520:585:630:724:780    SD: 0.1220 cents
 504:543:624:672:756:814:936:1008    SD: 0.1151 cents
 546:588:676:728:819:882:1014:1092    SD: 0.0000 cents