Scala analysis: 708_S17
Semi-tempered tetrachord (4/3)**(1/5) * (4/3)**(3/10) * (4/3)**(1/2)
Generated by Scala: https://www.huygens-fokker.org/scala/
SHOW
0: 1/1 0.000000 unison, perfect prime 1: 99.609 cents 99.609000 2: 249.023 cents 249.022500 3: 4/3 498.044999 perfect fourth
SHOW/INTERVAL
0: 249.0225 cents 249.0225 1: 99.6090 cents 99.6090 2: 149.4135 cents 149.4135 3: 249.0225 cents 249.0225
SHOW INTERVALS
Interval class, Number of incidences, Size: 1: 1 99.60900 cents 1: 1 149.41350 cents 1: 1 249.02250 cents 2: 1 249.02250 cents 2: 1 348.63150 cents 2: 1 398.43600 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 : 99.6 249.0 498.0 99.6 : 149.4 398.4 498.0 249.0: 249.0 348.6 498.0 498.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class: 1: 99.6090 .. 249.0225 cents 149.41350 cents 99.60900 cents 2: 249.0225 .. 398.4360 cents 149.41350 cents 0.00000 cents
SHOW DATA
Number of notes : 3 -- Interval properties -- Smallest interval : 99.60900 cents, class 1 Average step (divided formal octave): 166.0150 cents Largest one step interval : 249.02250 cents Average / Smallest step : 1.666667 Largest / Average step : 1.500000 Largest / Smallest step : 2.500000 Median interval of one step : 149.41350 cents, amount: 1 Least squares average step : 149.41350 cents, oct.: 448.24050 cents Scale is proper Scale has trivalence property Scale is a mode of a 10-tone equal temperament with octave 4/3 degrees: 2 5 10 Least number of segments generator : 7 of 348.631 cents and inv. number of contiguous generator circle segments: 1 Shortest superset generator : 7 of 348.631 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 1 1 0 1 ] Scale is sum-free (all different intervals) Scale is not a Constant Structure Scale diversity : 1.132441 Rothenberg stability : 0.666667 = 2/3 Lumma stability : 0.400000 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 : 49.80450 cents Most common intervals : 249.02250 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 -- Prime limit : 3 (not all pitches rational)
FIT/MODE
3: 0 1 2 N G T3 SD: 74.8603 c. M: 99.6090 c. 4: 1 1 2 P M ME S SD: 14.3773 c. M:-24.9022 c. 6: 1 2 3 P T3 SD: 9.5849 c. M: 16.6015 c. 10: 2 3 5 P T3 SD: 0.0000 c. M: 0.0000 c.
FIT/HARMONIC
1 x x 2 S SD: 701.9550 cents 2 x x 3 S SD: 203.9100 cents 3 x x 4 S SD: 0.0000 cents 4 x x 5 S SD: 111.7313 cents 5 x 6:7 S SD: 53.7884 cents 6 x 7:8 S SD: 8.9242 cents 7 x 8:9 S SD: 32.7209 cents 8 x 9:11 SD: 34.9040 cents 9 x 10:12 S SD: 33.3094 cents 11:12:13:15 SD: 25.2378 cents 12:13:14:16 S SD: 14.2857 cents 14:15:16:19 SD: 13.5437 cents 15:16:17:20 SD: 11.5111 cents 18:19:21:24 SD: 6.2773 cents 32:34:37:43 SD: 4.8932 cents 33:35:38:44 SD: 1.7628 cents 51:54:59:68 SD: 1.1014 cents 84:89:97:112 SD: 0.1663 cents 543:575:627:724 SD: 0.1591 cents 576:610:665:768 SD: 0.1418 cents