Books in the Epistles of the Brethren of Purity series

This is the first critical edition of a fascinating medieval work on music, written in Iraq in the tenth century. It is accompanied by an English translation and full annotation. The Epistle examines not just the technical, scientific, and mathematical aspects of music, but its cosmic, psychological, and spiritual dimensions.

This is the first critical edition of the last epistle of the Brethren of Purity (Ikhwan al-Safa), a tenth-century esoteric fraternity based in Iraq. It explores the legitimacy of magic and other occult sciences, drawing on authorities as diverse as Plato, the Qur'an, and the Torah. The edition includes an English translation and full annotations.

This is the introductory volume for a new critical edition of The Epistles of the Brethren of Purity, an encyclopaedic philosophical and scientific work of the 10th century produced by an esoteric fraternity based in Baghdad and Basra. Specially written essays explore its authorship and dating, its intellectual content and influence.

This is the first critical edition of Epistle 4 of the Brethren of Purity (Ikhwan al-Safa'), a tenth-century esoteric fraternity based in Basra and Baghdad. It offers a glimpse into medieval geographical and cosmological views in the Islamic world, and into the Ikhwans' understanding of science as a method to decipher the signs of God's creation.

Epistles 10-14 of the Brethren of Purity focus on the foundations of logic, offering a tenth-century interpretation of the classic Aristotelian texts by scholars in Islamic civilization. This is the first critical edition, presenting the original Arabic text with a fully annotated English translation.

This is the first critical edition of the first and second Epistles of the Brethren Purity-the Rasa 'il-in Arabic with a fully annotated English translation. It presents technical and epistemic analyses of mathematical concepts and their metaphysical bases, and an overview of the mathematical sciences within Islamic intellectual milieu.

This is the first critical edition of Epistles 15-21 of the Brethren of Purity, which explore the natural sciences and correspond to Aristotle's great works on philosophy of nature. Carla Baffioni illuminates the Epistles' relation to Greek philosophy, with particular focus on various doctrines of Ismaili origin that are echoed in the treatises.

This volume comprises Epistles 32 to 36 of the Epistles of the Brethren of Purity, which explore the sciences of the soul and intellect. The authors of this encyclopaedic work herein delineate their metaphysical system, from cosmogony to the human being's relation to the rest of the universe, and celestial influences on the sub-lunar world.

This volume presents Epistles 43-45 of the Epistles of the Brethren of Purity, some of the richest and most diverse texts in the corpus. They include anecdotes and visions of paradise, Qur'anic quotations and interfaith references, and Platonic motifs, and explore the immortality of the soul and the necessity of co-operation in this world.

This volume presents Epistles 39-41 of the Epistles of the Brethren of Purity, which deal with the types of movement; causes and effects; and definitions and descriptions of things. the Ikhwan considers both the philosophical and spiritual value of these topics

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.

This volume presents three of the Epistles of the Brethren of Purity, a monumental work of medieval Islamic learning. Epistle 49 explores the hierarchy of existence; Epistle 50 describes the proper attitudes towards body and soul; Epistle 51 considers the arrangement of the world on numerical principles.

The Epistles of the Brethren of Purity are a monumental work of medieval Islamic learning. Epistle 48 belongs to the fourth part dealing with Divine-Legal matters. It deals specifically with methods that should be employed in advocating for the cause of the fraternity, as well as issues of governance and knowledge of the soul.