xen09-wilson-marwa-03-07
Marwa permutation 7 from Figure 3, Ptolemy 16/15 9/8 10/9
Properties
| Notes | 7 |
|---|---|
| Period | 1200.0 ¢ |
| Just | 5-limit |
| Construction | marwa([F(45, 32), F(27, 20), F(4, 3), F(4, 3), F(4, 3), F(4, 3), F(4, 3)])[6] |
| Source | Xenharmonikon 9 |
| Reference | Erv Wilson, The Marwa Permutations, Xenharmonikon 9 (1986) |
| Author | Erv Wilson |
| Read online | www.anaphoria.com |
| Article | 244 scales |
| Tone | Tone (¢) | Step | Step (¢) |
|---|---|---|---|
| 9/8 | 204 | 9/8 | 204 |
| 5/4 | 386 | 10/9 | 182 |
| 4/3 | 498 | 16/15 | 112 |
| 3/2 | 702 | 9/8 | 204 |
| 27/16 | 906 | 9/8 | 204 |
| 15/8 | 1088 | 10/9 | 182 |
| 2/1 | 1200 | 16/15 | 112 |
Similar scales
| File | Notes | Rotation | Max diff (¢) |
|---|---|---|---|
| xen09-wilson-marwa-06-02 | 7 | 1 | 0.0 |
| xen18-darreg-djami-husayni | 7 | 2 | 2.3 |
| apol | 7 | 3 | 5.2 |
| Ghana_Tomora_Ba | 7 | 0 | 5.9 |
| CD17_16_husayni_Tunisia | 7 | 6 | 8.6 |
| CD15_04_Algeria | 7 | 2 | 10.9 |
| CD06_05_Egypt | 7 | 4 | 11.2 |
| CD13_22_Turkey | 7 | 6 | 11.6 |
| CD16_03_Morocco | 7 | 2 | 12.6 |
| China_Flute_04 | 7 | 3 | 13.0 |
Child scales
| File | Notes | Max diff (¢) |
|---|---|---|
| Descartes_Hexa | 12 | 0.0 |
| parizek_syndiat | 12 | 0.0 |
| syndia4 | 12 | 0.0 |
| syndia6 | 12 | 0.0 |
| xen03-wilson-negative-12 | 12 | 0.0 |
| xen06-polansky-study-4 | 12 | 0.0 |
| piaji-helmholtz | 12 | 0.6 |
| schisdia3 | 12 | 2.0 |
| grady_14 | 14 | 0.0 |
| StanhopeMonochord | 12 | 5.4 |
Parent scales
| File | Notes | Max diff (¢) |
|---|---|---|
| xen15-gilson-pythagorean-pentatonic | 5 | 0.0 |
| Indonesia_Slendro_Tandak_Geroh | 5 | 8.1 |
| Uganda_Xylophone_a | 5 | 10.9 |
| CD15_15_Morocco | 5 | 14.7 |
| China_Sien_tsu | 5 | 14.9 |
| Vietnam_Bac | 5 | 14.9 |
| Cambodia_Pentatonic_02 | 5 | 15.9 |
| Greece_Third | 6 | 16.9 |
| Solomon_Islands_Xylophone_05 | 5 | 17.0 |
| Thailand_Kaen_hok | 5 | 17.0 |
Raw file
! xen09-wilson-marwa-03-07.scl ! Marwa permutation 7 from Figure 3, Ptolemy 16/15 9/8 10/9 7 ! 9/8 5/4 4/3 3/2 27/16 15/8 2/1 ! ! Erv Wilson ! The Marwa Permutations ! Xenharmonikon 9 (1986) ! ! [info] ! source = Xenharmonikon ! whole_number = 9