Scala analysis: 631_T38
Aristoxenian style tetrachord 5 + 9 + 16, Winnington-Ingram
Generated by Scala: https://www.huygens-fokker.org/scala/
SHOW
0: 1/1 0.000000 unison, perfect prime 1: 83.333 cents 83.333330 2: 233.333 cents 233.333330 3: 500.000 cents 500.000000
SHOW/INTERVAL
0: 266.6667 cents 266.6667 1: 83.3333 cents 83.3333 2: 150.0000 cents 150.0000 3: 266.6667 cents 266.6667
SHOW INTERVALS
Interval class, Number of incidences, Size: 1: 1 83.33333 cents 1: 1 150.00000 cents 1: 1 266.66667 cents 2: 1 233.33333 cents 2: 1 350.00000 cents 2: 1 416.66667 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 : 83.3 233.3 500.0 83.3 : 150.0 416.7 500.0 233.3: 266.7 350.0 500.0 500.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class: 1: 83.3333 .. 266.6667 cents 183.33334 cents 83.33333 cents 2: 233.3333 .. 416.6667 cents 183.33334 cents -33.33334 cents
SHOW DATA
Number of notes : 3 -- Interval properties -- Smallest interval : 83.33333 cents, class 1 Average step (divided formal octave): 166.6667 cents Largest one step interval : 266.66667 cents Average / Smallest step : 2.000000 Largest / Average step : 1.600000 Largest / Smallest step : 3.200000 Median interval of one step : 150.00000 cents, amount: 1 Least squares average step : 146.42857 cents, oct.: 439.28571 cents Scale is not proper Scale has trivalence property Scale is a mode of a 30-tone equal temperament with octave 500.000 cents degrees: 5 14 30 Least number of segments generator : 17 of 283.333 cents and inv. number of contiguous generator circle segments: 1 Shortest superset generator : 23 of 383.333 cents and inv. generated superset size: 6 = 3 more = 200.000% Number of contiguous 1-step segments: 0 Step pattern alph. order: ABC Step pattern size order : SML Interval vector is [ 0 0 0 0 1 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 : 1.105222 Lumma stability : 0.333333 Lumma impropriety factor : 0.066667 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: 61.6141 c. M: 83.3333 c. 4: 1 1 2 P M ME S SD: 25.9094 c. M:-41.6667 c. 5: 1 1 3 N M DE S SD: 21.5166 c. M: 33.3333 c. 6: 1 2 3 P T3 SD: 9.6225 c. M:-16.6667 c. 11: 2 3 6 N T3 SD: 5.6013 c. M:-7.5758 c. 13: 2 4 7 N T3 SD: 3.9861 c. M: 6.4103 c. 17: 3 5 9 N T3 SD: 3.0482 c. M:-4.9020 c. 19: 3 6 10 N T3 SD: 3.2428 c. M: 4.3860 c. 24: 4 7 13 N T3 SD: 2.4056 c. M: 4.1667 c. 30: 5 9 16 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: 58.2728 cents 6 x 7:8 S SD: 16.7973 cents 7 x 8:9 S SD: 32.4759 cents 8 x 9:11 SD: 29.5773 cents 9 x 10:12 S SD: 25.4836 cents 10 x 11:13 SD: 41.1255 cents 11:12:13:15 SD: 31.6532 cents 12:13:14:16 S SD: 21.5509 cents 13:14:15:17 SD: 19.7056 cents 14:15:16:19 SD: 15.3894 cents 15:16:17:20 SD: 10.9918 cents 19:20:22:25 SD: 10.8948 cents 20:21:23:27 SD: 7.1334 cents 21:22:24:28 S SD: 1.3459 cents 83:87:95:111 SD: 1.2556 cents 104:109:119:139 SD: 1.0008 cents 125:131:143:167 SD: 0.8908 cents 146:153:167:195 SD: 0.8543 cents 161:169:184:215 SD: 0.7876 cents 179:188:205:239 SD: 0.7377 cents 182:191:208:243 SD: 0.7372 cents 200:210:229:267 SD: 0.5274 cents 221:232:253:295 SD: 0.3622 cents 242:254:277:323 SD: 0.2368 cents 263:276:301:351 SD: 0.1592 cents 284:298:325:379 SD: 0.1501 cents 547:574:626:730 SD: 0.1456 cents