ISBN-13: 9780198816928 / Angielski / Twarda / 2018 / 326 str.
This volume presents three of the Epistles of the Brethren of Purity, a monumental work of medieval Islamic learning. These epistles explore applications of mathematics in music, medicine, and alchemy; scientific knowledge and the classification of sciences; and the place of the arts, industries, and trades in the Islamic cosmos.