Avicenna 980-1037 -- Islamic philosophy -- Early works to 1800 حدوث العالم : المنُاٰظرٍةِ ُ بىن فخرالدىن الراّزى و فرىدالدىن الغىلانى افضل الدىن عمر بن على بن غىلان. الحكومة في حجج المثبتىن للماضي مبدأ زمانىا / ابو على سىنا Ḥudūth al-ʻālam : al-Munaẓarah bayna Fakhr al-Dīn al-Rāzī wa-Farīd al-Dīn al-Ghīlānī Afḍal al-Dīn ʻUmar ibn ʻAlī ibn Ghīlān. al-Ḥukūmah fī ḥujaj al-muthbitīn lil-māḍī mabdaʾan wa-zamāniyan / Abū ʻAlī ibn Sīnā Ibn Ghīlān, ʻUmar ibn ʻAlī with French introduction by J.R. Michot Mullā Shamsā Gīlānī, a distinguished student of Mir Damad. The question of temporary (hudūth) or eternity (qidam) of the cosmos was one of the central philosophical and theological debates among thinkers of medieval Iran.