xen09-wilson-marwa-18a-07

Marwa permutation 7 from Figure 18a, Ptolemy 12/11 11/10 10/9

Open in Scale Workshop Scala analysis Download scl

Properties

Notes	7
Period	1200.0 ¢
Just	11-limit
Construction	`marwa([F(11, 8), F(4, 3), F(27, 20), F(4, 3), F(4, 3), F(4, 3), F(15, 11)])[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 (¢)
88/81	143	88/81	143
11/9	347	9/8	204
4/3	498	12/11	151
22/15	663	11/10	165
44/27	845	10/9	182
11/6	1049	9/8	204
2/1	1200	12/11	151

Similar scales

File	Notes	Rotation	Max diff (¢)
CD03_14_Egypt	7	1	7.9
CD11_16_Iraq	7	4	8.9
sf1	7	4	11.3
CD17_06_Tunisia	7	1	11.6
CD04_13_rast_Egypt	7	2	11.9
CD01_19_rast_Egypt	7	6	12.8
CD05_16_Egypt	7	6	13.1
United_Kingdom_Bagpipe_01	7	3	14.0
United_Kingdom_Bagpipe_02	7	2	14.4
United_Kingdom_Bagpipe_03	7	3	14.4

Parent scales

File	Notes	Max diff (¢)
xen18-erlich-tetracot-13	13	7.7
xen18-erlich-dicot-10	10	13.8
xen18-erlich-amity-11	11	15.9
murat17	17	9.2
xen18-erlich-wurschmidt-25	25	3.6
xen18-erlich-tetracot-20	20	7.7
xen18-erlich-wurschmidt-28	28	3.6
bigblok	28	3.9
xen12-wilson-25-6C2-pentadekany	15	14.4
xen18-erlich-myna-31	31	3.5

Child scales

File	Notes	Max diff (¢)
Ethiopia_AI_544_14_1939	5	19.0
xen18-erlich-mavila-05	5	23.5

Raw file

! xen09-wilson-marwa-18a-07.scl
!
Marwa permutation 7 from Figure 18a, Ptolemy 12/11 11/10 10/9
 7
!
 88/81
 11/9
 4/3
 22/15
 44/27
 11/6
 2/1
!
! Erv Wilson
! The Marwa Permutations
! Xenharmonikon 9 (1986)
!
! [info]
! source = Xenharmonikon
! whole_number = 9