Notation
Arel-Ezgi-Uzdilek system
Arel-Ezgi-Uzdilek sistemi
The theory and notation system named after H. Sadettin Arel, Suphi Ezgi and Salih Murat Uzdilek, developed in the first half of the 20th century. It builds a 24-pitch system based on Pythagorean ratios; the pitches are notated on a 53-comma scale. It is the system most widely used in teaching today. Abbreviated AEÜ.
Related: Koma (comma)Arıza (accidental)Theory