Columbia subject headings:
Abū Ḥayyān al-Tawḥīdī, ʻAlī ibn Muḥammad, active 10th century.
Art--Philosophy.
Islamic philosophy.
Harvard subject headings:
Abū Ḥayyān al-Tawḥīdī, ʻAlī ibn Muḥammad, active 10th century
Art--Philosophy
Islamic philosophy.
Princeton subject headings:
Abū Ḥayyān al-Tawḥīdī, ʻAlī ibn Muḥammad, active 10th century.
Islamic art and symbolism.
Islamic art.