SIGNED IBN MUHAMMAD HUSAYN 'ABD AL-'AZIM KHALIL, ISFAHAN, IRAN, DATED MONDAY 23 RABI' II AH 1120/1708-09 AD

Ibn Sina’s Isharat wa tanbihat is a philosophical treatise and is described as the last and most profound of his philosophical works. It comprises two parts, the first on logic and the second on physics and metaphysics, and was written in AH 644/1246-47 AD. For more information see Rieu, 2013, no.723, pp.493-494. There are six copies of the work, the earliest of which is dated AH 668/1270 AD (OR 10901/11) in the British Library (Stocks and Baker, 2001, p.209). For more information see Brockelmann, GAL, I, 670 – 676; S I, 924 – 33 and Boris A. Rosenfeld and Ekmeleddin Ihsanoglu, Mathematicians, Astronomers, and Other Scholars of Islamic Civilization and their works (7th-19th century), Istanbul, 2003, PH4, pp.211-219.