Scala analysis: 679_T86
Tempered tetrachord in cents 105 + 145 + 250, Chapter 5
Generated by Scala: https://www.huygens-fokker.org/scala/
SHOW
0: 1/1 0.000000 unison, perfect prime 1: 105.000 cents 105.000000 2: 250.000 cents 250.000000 3: 500.000 cents 500.000000
SHOW/INTERVAL
0: 250.0000 cents 250.0000 1: 105.0000 cents 105.0000 2: 145.0000 cents 145.0000 3: 250.0000 cents 250.0000
SHOW INTERVALS
Interval class, Number of incidences, Size: 1: 1 105.00000 cents 1: 1 145.00000 cents 1: 1 250.00000 cents 2: 1 250.00000 cents 2: 1 355.00000 cents 2: 1 395.00000 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 : 105.0 250.0 500.0 105.0: 145.0 395.0 500.0 250.0: 250.0 355.0 500.0 500.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class: 1: 105.0000 .. 250.0000 cents 145.00000 cents 105.00000 cents 2: 250.0000 .. 395.0000 cents 145.00000 cents 1/1, 0.0000 cents
SHOW DATA
Number of notes : 3 -- Interval properties -- Smallest interval : 105.00000 cents, class 1 Average step (divided formal octave): 166.6667 cents Largest one step interval : 250.00000 cents Average / Smallest step : 1.587302 Largest / Average step : 1.500000 Largest / Smallest step : 2.380952 Median interval of one step : 145.00000 cents, amount: 1 Least squares average step : 150.35714 cents, oct.: 451.07143 cents Scale is proper Scale has trivalence property Scale is a mode of a 100-tone equal temperament with octave 500.000 cents degrees: 21 50 100 Least number of segments generator : 51 of 255.000 cents and inv. number of contiguous generator circle segments: 1 Shortest superset generator : 51 of 255.000 cents and inv. generated superset size: 51 = 48 more = 1700.000% Number of contiguous 1-step segments: 0 Step pattern alph. order: ABC Step pattern size order : SML Interval vector is [ 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 ] Scale is sum-free (all different intervals) Scale is not a Constant Structure Scale diversity : 1.144262 Rothenberg stability : 0.666667 = 2/3 Lumma stability : 0.420000 Rothenberg efficiency : 0.777778 redundancy: 0.222222 Efficiency x scale size : 2.333333 Number of different interval sizes : 5 = 2.50000 / 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 : 40.00000 cents Most common intervals : 250.00000 cents & inv., amount: 2 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 : 2 = 66.6667% 2/1 octave complements present : 0 = 0.0000% -- Rational properties --
FIT/MODE
3: 0 1 2 N G T3 SD: 77.3939 c. M: 105.0000 c. 4: 1 1 2 P M ME S SD: 11.5470 c. M:-20.0000 c. 10: 2 3 5 P T3 SD: 2.8868 c. M: 5.0000 c. 14: 3 4 7 P T3 SD: 1.2372 c. M:-2.1429 c. 24: 5 7 12 P T3 SD: 0.4811 c. M: 0.8333 c. 38: 8 11 19 P T3 SD: 0.1519 c. M:-0.2632 c. 62: 13 18 31 P T3 SD: 0.0931 c. M: 0.1613 c. 100: 21 29 50 P 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: 52.7187 cents 6 x 7:8 S SD: 8.4919 cents 7 x 8:9 S SD: 33.7953 cents 8 x 9:11 SD: 34.4885 cents 9 x 10:12 S SD: 33.8123 cents 10:11:12:13 H SD: 33.3427 cents 11:12:13:15 SD: 23.5360 cents 12:13:14:16 S SD: 12.5414 cents 14:15:16:19 SD: 12.4095 cents 15:16:17:20 SD: 11.3476 cents 18:19:21:24 SD: 6.8178 cents 30:32:35:40 SD: 6.0897 cents 32:34:37:43 SD: 3.8653 cents 33:35:38:44 SD: 2.2808 cents 51:54:59:68 SD: 2.2480 cents 63:67:73:84 SD: 1.8806 cents 65:69:75:87 SD: 1.8168 cents 77:82:89:103 SD: 1.8034 cents 78:83:90:104 SD: 1.3124 cents 96:102:111:128 SD: 0.7910 cents 128:136:148:171 SD: 0.6526 cents 161:171:186:215 SD: 0.3342 cents 206:219:238:275 SD: 0.3184 cents 239:254:276:319 SD: 0.3026 cents 257:273:297:343 SD: 0.2251 cents 367:390:424:490 SD: 0.1561 cents 463:492:535:618 SD: 0.1011 cents 496:527:573:662 SD: 0.0906 cents