! dudon_s-n-buzurg.scl ! Decaphonic system inspired by medieval Persian mode Buzurg (Safi al-Din) 12 ! 14/13 13/12 8/7 26/21 55/42 39/28 3/2 21/13 13/8 12/7 13/7 2/1 ! Estrangetes et Arabesques, Dudon 1997 ! also h.13-related superposition of slendros S and N (7-limit Slendro Mutations, Dudon 1994)