esfandiar gharebaghi passed away

The academic classical music of homeland, in addition to preserving melody types that are often attributed to Sasanian musicians, is based on the theories of sonic aesthetics as expounded by the likes of Iranian musical theorists in the early centuries of after the Muslim conquest of the Sasanian Empire, most notably Avicenna, Farabi, Qotb-ed-Din Shirazi, and Safi-ed-Din Urmawi.