User:Contribution/Exploring Selected Modes in 12-EDO
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Modes
Modes of limited transposition
Period | Modes |
---|---|
1\12 | 1 |
2\12 | 2 |
3\12 | 3 ; 1 2 |
4\12 | 4 ; 1 3 ; 1 1 2 |
6\12 | 6 ; 1 5 ; 2 4 ; 1 1 4 ; 1 2 3 ; 1 3 2 ; 1 1 1 3 ; 1 1 2 2 ; 1 1 1 1 2 |
12\12 | 12 |
Period | Mode | 5-limit commas tempered out |
---|---|---|
1\12 | 1 1 1 1 1 1 1 1 1 1 1 1 | All commas (see below) |
2\12 | 2 2 2 2 2 2 | None (128/125 for its truncation) |
3\12 | 1 2 1 2 1 2 1 2 | 648/625 |
4\12 | 3 1 3 1 3 1 | 128/125 |
2 1 1 2 1 1 2 1 1 | ||
6\12 | 1 4 1 1 4 1 | 2048/2025 |
1 2 3 1 2 3 | 648/625 | |
1 3 2 1 3 2 | ||
1 1 3 1 1 1 3 1 | 81/80, 128/125, 2048/2025 | |
1 2 2 1 1 2 2 1 | 81/80, 648/625, 2048/2025 | |
1 1 2 1 1 1 1 2 1 1 | 81/80, 128/125, 648/625, 2048/2025, 6561/6250, 82944/78125, 10616832/9765625 |
Period | Mode | Perfect circle | Ratio | Plagal circle | ||
---|---|---|---|---|---|---|
3\12 | 1 2 | 3-4 • 54 | 4 5 4 5 4 5 4 5 | 648/625 | 7 8 7 8 7 8 7 8 | 34 • 5-4 |
9 7 9 5 9 7 9 5 | 7 3 5 3 7 3 5 3 | |||||
4 9 8 9 4 9 8 9 | 3 4 3 8 3 4 3 8 | |||||
4 5 4 5 9 7 9 5 | 7 3 5 3 7 8 7 8 | |||||
4 9 8 9 4 5 4 5 | 7 8 7 8 3 4 3 8 | |||||
4 9 8 9 9 7 9 5 | 7 3 5 3 3 4 3 8 | |||||
5 9 7 9 9 8 9 4 | 8 3 4 3 3 5 3 7 | |||||
4\12 | 1 3 | 5-3 | 3 5 3 5 3 5 | 128/125 | 7 9 7 9 7 9 | 53 |
8 7 8 8 9 8 | 4 3 4 4 5 4 | |||||
3 5 3 8 9 8 | 4 3 4 9 7 9 | |||||
8 7 8 5 3 5 | 7 9 7 4 5 4 | |||||
1 1 2 | 3 8 8 9 4 9 8 8 3 | 9 4 4 3 8 3 4 4 9 | ||||
7 8 8 5 4 5 8 8 7 | 5 4 4 7 8 7 4 4 5 | |||||
3 8 8 9 4 5 8 8 7 | 5 4 4 7 8 3 4 4 9 | |||||
7 8 8 5 4 9 8 8 3 | 9 4 4 3 8 7 4 4 5 | |||||
5 8 8 7 4 7 8 8 5 | 7 4 4 5 8 5 4 4 7 | |||||
9 8 8 3 4 3 8 8 9 | 3 4 4 9 8 9 4 4 3 | |||||
5 8 8 7 4 3 8 8 9 | 3 4 4 9 8 5 4 4 7 | |||||
9 8 8 3 4 7 8 8 5 | 7 4 4 5 8 9 4 4 3 | |||||
7 8 8 9 8 9 8 8 7 | 5 4 4 3 4 3 4 4 5 | |||||
9 8 8 7 8 7 8 8 9 | 3 4 4 5 4 5 4 4 3 | |||||
7 8 8 9 5 3 5 8 7 | 5 4 7 9 7 3 4 4 5 | |||||
9 8 8 7 3 5 3 8 9 | 3 4 9 7 9 5 4 4 3 | |||||
7 8 5 3 5 9 8 8 7 | 5 4 4 3 7 9 7 4 5 | |||||
9 8 3 5 3 7 8 8 9 | 3 4 4 5 9 7 9 4 3 | |||||
6\12 | 1 1 4 | 3-4 • 5-2 | 5 8 5 5 8 5 | 2048/2025 | 7 4 7 7 4 7 | 34 • 52 |
1 2 3 | 3-4 • 54 | 9 4 5 9 4 5 | 648/625 | 7 8 3 7 8 3 | 34 • 5-4 | |
1 3 2 | 4 9 5 4 9 5 | 7 3 8 7 3 8 | ||||
1 1 1 3 | 3-4 • 51 | 8 5 8 5 4 9 4 5 | 81/80 | 7 8 3 8 7 4 7 4 | 34 • 5-1 | |
5-3 | 8 7 3 7 8 5 5 5 | 128/125 | 7 7 7 4 5 9 5 4 | 53 | ||
3-4 • 5-2 | 5 3 5 5 5 3 5 5 | 2048/2025 | 7 7 9 7 7 7 9 7 | 34 • 52 | ||
8 9 8 5 8 9 8 5 | 7 4 3 4 7 4 3 4 | |||||
8 9 8 5 5 3 5 5 | 7 7 9 7 7 4 3 4 | |||||
1 1 2 2 | 3-4 • 51 | 5 8 8 9 5 4 4 5 | 81/80 | 7 8 8 7 3 4 4 7 | 34 • 5-1 | |
5 4 4 5 9 8 8 5 | 7 4 4 3 7 8 8 7 | |||||
3-4 • 54 | 5 4 4 5 5 4 4 5 | 648/625 | 7 8 8 7 7 8 8 7 | 34 • 5-4 | ||
3-4 • 5-2 | 5 8 8 9 9 8 8 5 | 2048/2025 | 7 4 4 3 3 4 4 7 | 34 • 52 | ||
5 8 8 9 5 8 8 9 | 3 4 4 7 3 4 4 7 | |||||
9 8 8 5 9 8 8 5 | 7 4 4 3 7 4 4 3 | |||||
1 1 1 1 2 | Too many solutions (130 perfect circles, 130 plagal circles) |
Modes based on the circle of 3-odd-limit
Alteration | Modes | 5-limit commas tempered out |
---|---|---|
Schisma | 2 2 1 1 1 2 1 1 1 | 81/80, 128/125, 648/625, 2048/2025, 6561/6250, 32805/32768 |
Ion | 2 2 1 2 2 2 1 | 81/80 |
Ion b3 | 2 1 2 2 2 2 1 | 81/80, 648/625 |
Ion b6 | 2 2 1 2 1 3 1 | 81/80, 128/125, 648/625 |
Ion b3 b6 | 2 1 2 2 1 3 1 | 81/80, 128/125, 648/625 |
Ion b2 | 1 3 1 2 2 2 1 | 128/125 |
Ion b2 b3 | 1 2 2 2 2 2 1 | None |
Ion b2 b6 | 1 3 1 2 1 3 1 | 128/125 |
Ion b2 b3 b6 | 1 2 2 2 1 3 1 | 128/125 |
Penta MOS | 2 2 3 2 3 | 81/80 |
Penta b7 | 2 2 3 3 2 | None |
Penta #4 b7 | 2 2 2 4 2 | None |
Mode | Perfect circle | Ratio | Plagal circle | ||
---|---|---|---|---|---|
2 2 1 2 2 2 1 | 3-4 • 51 | 5 4 5 8 5 4 5 | 81/80 | 7 8 7 4 7 8 7 | 34 • 5-1 |
5 4 5 9 5 3 5 | 7 9 7 3 7 8 7 | ||||
5 3 5 9 5 4 5 | 7 8 7 3 7 9 7 | ||||
9 8 9 8 9 8 9 | 3 4 3 4 3 4 3 | ||||
9 8 5 4 5 8 9 | 3 4 7 8 7 4 3 | ||||
9 8 9 5 3 5 9 | 3 7 9 7 3 4 3 | ||||
9 5 3 5 9 8 9 | 3 4 3 7 9 7 3 | ||||
9 8 5 4 5 9 8 | 4 3 7 8 7 4 3 | ||||
8 9 5 4 5 8 9 | 3 4 7 8 7 3 4 | ||||
2 1 2 2 2 2 1 | 3-4 • 51 | 8 9 9 8 9 9 8 | 81/80 | 4 3 3 4 3 3 4 | 34 • 5-1 |
8 9 5 4 5 9 8 | 4 3 7 8 7 3 4 | ||||
3-4 • 54 | 4 4 9 5 4 5 5 | 648/625 | 7 7 8 7 3 8 8 | 34 • 5-4 | |
5 5 4 5 9 4 4 | 8 8 3 7 8 7 7 | ||||
4 4 5 9 8 9 9 | 3 3 4 3 7 8 8 | ||||
9 9 8 9 5 4 4 | 8 8 7 3 4 3 3 | ||||
Blues scales
Added notes | Modes | 5-limit commas tempered out |
---|---|---|
#1 b3 #5/b6 | 1 1 1 1 3 1 1 3 | 81/80, 648/625, 2048/2025 |
#1 b3 | 1 1 1 1 3 2 3 | 81/80 |
#1 | 1 1 2 3 2 3 | 81/80 |
b3 | 2 1 1 3 2 3 | 81/80 |
None | 2 2 3 2 3 | 81/80 |
MOS series of 5-odd-limit intervals tempering out 5-limit commas
Perfect circle | Ratio | Plagal circle | ||
---|---|---|---|---|
3-4 • 51 | 9 5 5 5 | 81/80 | 7 7 7 3 | 34 • 5-1 |
5 5 4 5 5 | 7 7 8 7 7 | |||
9 8 9 8 9 8 9 | 3 4 3 4 3 4 3 | |||
5-3 | 8 8 8 | 128/125 | 4 4 4 | 53 |
3 5 3 5 3 5 | 7 9 7 9 7 9 | |||
3-4 • 54 | 9 9 9 9 | 648/625 | 3 3 3 3 | 34 • 5-4 |
4 5 4 5 4 5 4 5 | 7 8 7 8 7 8 7 8 | |||
3-4 • 5-2 | 5 8 5 5 8 5 | 2048/2025 | 7 4 7 7 4 7 | 34 • 52 |
3 5 5 5 3 5 5 5 | 7 7 7 9 7 7 7 9 | |||
8 9 8 9 8 8 9 8 9 8 | 4 3 4 3 4 4 3 4 3 4 | |||
3-8 • 55 | 9 9 5 9 9 5 9 5 | 6561/6250 | 7 3 7 3 3 7 3 3 | 38 • 5-5 |
9 8 9 9 9 8 9 9 9 8 9 | 3 4 3 3 3 4 3 3 3 4 3 | |||
3-8 • 5-1 | 5 5 5 5 8 5 5 5 5 | 32805/32768 | 7 7 7 7 4 7 7 7 7 | 38 • 51 |
3 5 5 5 5 5 5 5 5 5 | 7 7 7 7 7 7 7 7 7 9 | |||
3-4 • 57 | 9 4 9 4 9 4 9 | 82944/78125 | 3 8 3 8 3 8 3 | 34 • 5-7 |
9 9 9 7 9 9 7 9 9 7 | 5 3 3 5 3 3 5 3 3 3 | |||
4 5 4 4 5 4 5 4 4 5 4 | 8 7 8 8 7 8 7 8 8 7 8 | |||
3-4 • 5-5 | 8 5 8 5 8 5 8 5 8 | 262144/253125 | 4 7 4 7 4 7 4 7 4 | 34 • 55 |
3-12 • 56 | 9 5 9 5 9 5 9 5 9 5 9 5 | 531441/500000 | 7 3 7 3 7 3 7 3 7 3 7 3 | 312 • 5-6 |
3-12 | 5 5 5 5 5 5 5 5 5 5 5 5 | 531441/524288 | 7 7 7 7 7 7 7 7 7 7 7 7 | 312 |
3-12 • 59 | 9 9 9 5 9 9 9 5 9 9 9 5 | 2125764/1953125 | 7 3 3 3 7 3 3 3 7 3 3 3 | 312 • 5-9 |
3-4 • 510 | 4 9 4 9 4 4 9 4 9 4 | 10616832/9765625 | 8 3 8 3 8 8 3 8 3 8 | 34 • 5-10 |
3-4 • 5-8 | 8 8 5 8 8 5 8 8 5 8 8 5 | 33554432/31640625 | 7 4 4 7 4 4 7 4 4 7 4 4 | 34 • 58 |
3-8 • 511 | 9 4 9 9 9 4 9 9 9 4 9 | 53747712/48828125 | 3 8 3 3 3 8 3 3 3 8 3 | 38 • 5-11 |
Tempered commas
Ratio | Factorization | Cents | Limit | - Cents | 1 / Factorization | 1 / Ratio |
---|---|---|---|---|---|---|
81/80 | 2-4 • 34 • 5-1 | 21.506 | 5 | -21.506 | 24 • 3-4 • 51 | 80/81 |
128/125 | 27 • 5-3 | 41.059 | 5 | -41.059 | 2-7 • 53 | 125/128 |
648/625 | 23 • 34 • 5-4 | 62.565 | 5 | -62.565 | 2-3 • 3-4 • 54 | 625/648 |
2048/2025 | 211 • 3-4 • 5-2 | 19.553 | 5 | -19.553 | 2-11 • 34 • 52 | 2025/2048 |
6561/6250 | 2-1 • 38 • 5-5 | 84.071 | 5 | -84.071 | 21 • 3-8 • 55 | 6250/6561 |
32805/32768 | 2-15 • 38 • 51 | 1.954 | 5 | -1.954 | 215 • 3-8 • 5-1 | 32768/32805 |
82944/78125 | 210 • 34 • 5-7 | 103.624 | 5 | -103.624 | 2-10 • 3-4 • 57 | 78125/82944 |
262144/253125 | 218 • 3-4 • 5-5 | 60.611 | 5 | -60.611 | 2-18 • 34 • 55 | 253125/262144 |
531441/500000 | 2-5 • 312 • 5-6 | 105.578 | 5 | -105.578 | 25 • 3-12 • 56 | 500000/531441 |
531441/524288 | 2-19 • 312 | 23.460 | 3 | -23.460 | 219 • 3-12 | 524288/531441 |
2125764/1953125 | 22 • 312 • 5-9 | 146.637 | 5 | -146.637 | 2-2 • 3-12 • 59 | 1953125/2125764 |
10616832/9765625 | 217 • 34 • 5-10 | 144.683 | 5 | -144.683 | 2-17 • 3-4 • 510 | 9765625/10616832 |
33554432/31640625 | 225 • 3-4 • 5-8 | 101.670 | 5 | -101.670 | 2-25 • 34 • 58 | 31640625/33554432 |
53747712/48828125 | 213 • 38 • 5-11 | 166.189 | 5 | -166.189 | 2-13 • 3-8 • 511 | 48828125/53747712 |
Ratio | Factorization | Cents | Limit | - Cents | 1 / Factorization | 1 / Ratio |
---|---|---|---|---|---|---|
36/35 | 22 • 32 • 5-1 • 7-1 | 48.770 | 7 | -48.770 | 2-2 • 3-2 • 51 • 71 | 35/36 |
50/49 | 21 • 52 • 7-2 | 34.976 | 7 | -34.976 | 2-1 • 5-2 • 72 | 49/50 |
64/63 | 26 • 3-2 • 7-1 | 27.264 | 7 | -27.264 | 2-6 • 32 • 71 | 63/64 |
126/125 | 21 • 32 • 5-3 • 71 | 13.795 | 7 | -13.795 | 2-1 • 3-2 • 53 • 7-1 | 125/126 |
225/224 | 2-5 • 32 • 52 • 7-1 | 7.712 | 7 | -7.712 | 25 • 3-2 • 5-2 • 71 | 224/225 |
256/245 | 28 • 5-1 • 7-2 | 76.034 | 7 | -76.034 | 2-8 • 51 • 72 | 245/256 |