Sumer

! sumer.scl
!
Neutral diatonic soft Rast scale with Ishku -c variations
12
!
79/72
10/9
11/9
89/72
4/3
49/36
3/2
119/72
5/3
131/72
11/6
2/1
! Ishku -c recurrent sequence, 8x2 - 8x = 1
! Dudon 1991