Scala analysis: 645_T52
Aristoxenian style tetrachord 16/3 + 32/3 + 14, Chapter 4
Generated by Scala: https://www.huygens-fokker.org/scala/
SHOW
0: 1/1 0.000000 unison, perfect prime 1: 88.889 cents 88.888890 2: 266.667 cents 266.666670 3: 500.000 cents 500.000000
SHOW/INTERVAL
0: 233.3333 cents 233.3333 1: 88.8889 cents 88.8889 2: 177.7778 cents 177.7778 3: 233.3333 cents 233.3333
SHOW INTERVALS
Interval class, Number of incidences, Size: 1: 1 88.88889 cents 1: 1 177.77778 cents 1: 1 233.33333 cents 2: 1 266.66667 cents 2: 1 322.22222 cents 2: 1 411.11111 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 : 88.9 266.7 500.0 88.9 : 177.8 411.1 500.0 266.7: 233.3 322.2 500.0 500.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class: 1: 88.8889 .. 233.3333 cents 144.44444 cents 88.88889 cents 2: 266.6667 .. 411.1111 cents 144.44444 cents 33.33334 cents
SHOW DATA
Number of notes : 3 -- Interval properties -- Smallest interval : 88.88889 cents, class 1 Average step (divided formal octave): 166.6667 cents Largest one step interval : 233.33333 cents Average / Smallest step : 1.875000 Largest / Average step : 1.400000 Largest / Smallest step : 2.625000 Median interval of one step : 177.77778 cents, amount: 1 Least squares average step : 151.58730 cents, oct.: 454.76191 cents Scale is strictly proper Scale has trivalence property Scale is a mode of a 45-tone equal temperament with octave 500.000 cents degrees: 8 24 45 Least number of segments generator : 23 of 255.556 cents and inv. number of contiguous generator circle segments: 1 Shortest superset generator : 37 of 411.111 cents and inv. generated superset size: 4 = 1 more = 133.333% Number of contiguous 1-step segments: 0 Step pattern alph. order: ABC Step pattern size order : SML Interval vector is [ 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 1 0 ] Scale is sum-free (all different intervals) Scale is a Constant Structure, by a margin of 33.33334 cents Scale diversity : 1.131716 Rothenberg stability : 1.000000 = 1 Lumma stability : 0.422222 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 : 33.33334 cents Number of recognisable fifths : 0 Number of recognisable fourths : 0 Best minor thirds form a closed circle 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: 77.2469 c. M: 100.0000 c. 4: 1 1 2 P M ME S SD: 22.9622 c. M:-36.1111 c. 5: 1 2 2 SP M ME S SD: 20.2860 c. M:-33.3333 c. 6: 1 2 3 P T3 SD: 10.1430 c. M: 16.6667 c. 10: 2 3 5 P T3 SD: 11.5648 c. M: 16.6667 c. 11: 2 4 5 SP T3 SD: 3.6884 c. M:-6.0606 c. 17: 3 6 8 SP T3 SD: 1.1933 c. M: 1.9608 c. 28: 5 10 13 SP T3 SD: 0.7245 c. M:-1.1905 c. 45: 8 16 21 SP 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: 47.9760 cents 6 x 7:8 S SD: 0.9828 cents 7 x 8:9 S SD: 36.9926 cents 8 x 9:11 SD: 40.5337 cents 9 x 11:12 SD: 40.3825 cents 10:11:12:13 H SD: 33.8106 cents 11:12:13:15 SD: 25.1360 cents 12:13:14:16 S SD: 16.5742 cents 16:17:19:21 SD: 15.1415 cents 17:18:20:23 SD: 9.7806 cents 18:19:21:24 SD: 1.7025 cents 60:63:70:80 S SD: 1.6130 cents 78:82:91:104 SD: 1.0108 cents 96:101:112:128 SD: 0.7336 cents 114:120:133:152 SD: 0.6559 cents 191:201:223:255 SD: 0.5411 cents 209:220:244:279 SD: 0.4649 cents 227:239:265:303 SD: 0.4424 cents 305:321:356:407 SD: 0.4023 cents 323:340:377:431 SD: 0.3840 cents 325:342:379:434 SD: 0.3643 cents 343:361:400:458 SD: 0.2798 cents 361:380:421:482 SD: 0.2195 cents 379:399:442:506 SD: 0.1909 cents 457:481:533:610 SD: 0.1470 cents 475:500:554:634 SD: 0.1182 cents 588:619:686:785 SD: 0.1098 cents