Scala analysis: 648_T55
Aristoxenian style tetrachord 5 + 12 + 13, Chapter 4
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: 283.333 cents 283.333330 3: 500.000 cents 500.000000
SHOW/INTERVAL
0: 216.6667 cents 216.6667 1: 83.3333 cents 83.3333 2: 200.0000 cents 200.0000 3: 216.6667 cents 216.6667
SHOW INTERVALS
Interval class, Number of incidences, Size: 1: 1 83.33333 cents 1: 1 200.00000 cents 1: 1 216.66667 cents 2: 1 283.33333 cents 2: 1 300.00000 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 : 83.3 283.3 500.0 83.3 : 200.0 416.7 500.0 283.3: 216.7 300.0 500.0 500.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class: 1: 83.3333 .. 216.6667 cents 133.33334 cents 83.33333 cents 2: 283.3333 .. 416.6667 cents 133.33334 cents 66.66666 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 : 216.66667 cents Average / Smallest step : 2.000000 Largest / Average step : 1.300000 Largest / Smallest step : 2.600000 Median interval of one step : 200.00000 cents, amount: 1 Least squares average step : 153.57143 cents, oct.: 460.71428 cents Scale is strictly proper Scale has trivalence property Scale is a mode of a 30-tone equal temperament with octave 500.000 cents degrees: 5 17 30 Least number of segments generator : 17 of 283.333 cents and inv. number of contiguous generator circle segments: 1 Shortest superset generator : 17 of 283.333 cents and inv. generated superset size: 7 = 4 more = 233.333% Number of contiguous 1-step segments: 0 Step pattern alph. order: ABC Step pattern size order : SML Interval vector is [ 0 0 0 0 1 0 0 0 0 0 0 1 1 0 0 ] Scale is sum-free (all different intervals) Scale is a Constant Structure, by a margin of 66.66666 cents Scale diversity : 1.008382 Rothenberg stability : 1.000000 = 1 Lumma stability : 0.466667 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 : 16.66667 cents Number of recognisable fifths : 0 Number of recognisable fourths : 0 Best major thirds form a closed circle 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% Limited inverse transpositions with margin 116.6667 cents: 1 -- Rational properties --
FIT/MODE
3: 1 1 1 SP B ME I SD: 56.1084 c. M:-83.3333 c. 4: 1 1 2 P M ME S SD: 30.8070 c. M:-41.6667 c. 5: 1 2 2 SP M ME S SD: 13.6083 c. M:-16.6667 c. 7: 1 3 3 SP M DE S SD: 7.0093 c. M: 11.9048 c. 11: 2 4 5 SP T3 SD: 7.5251 c. M: 10.6061 c. 12: 2 5 5 SP M DE S SD: 4.8113 c. M:-8.3333 c. 18: 3 7 8 SP T3 SD: 3.2075 c. M: 5.5556 c. 23: 4 9 10 SP T3 SD: 2.1333 c. M:-3.6232 c. 25: 4 10 11 SP T3 SD: 2.7217 c. M: 3.3333 c. 30: 5 12 13 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 5 x S SD: 102.9804 cents 5 x 6:7 S SD: 44.3059 cents 6 x 7:8 S SD: 8.2891 cents 7 x 8:9 S SD: 41.6373 cents 8 x 9:11 SD: 47.2800 cents 9:10:11:12 H SD: 39.3338 cents 10:11:12:13 H SD: 33.0157 cents 11:12:13:15 SD: 25.6681 cents 12:13:14:16 S SD: 19.2245 cents 15:16:18:20 S SD: 14.3530 cents 16:17:19:21 SD: 13.0057 cents 17:18:20:23 SD: 9.3790 cents 18:19:21:24 SD: 6.5004 cents 21:22:25:28 SD: 6.2750 cents 38:40:45:51 SD: 4.7858 cents 39:41:46:52 SD: 1.5057 cents 84:88:99:112 SD: 1.1964 cents 101:106:119:135 SD: 0.8069 cents 140:147:165:187 SD: 0.6508 cents 164:172:193:219 SD: 0.6083 cents 185:194:218:247 SD: 0.4757 cents 203:213:239:271 SD: 0.2410 cents 242:254:285:323 SD: 0.1725 cents 427:448:503:570 SD: 0.1140 cents