Title: Masāʼil al-khilāf bayna Fakhr al-Dīn al-Rāzī wa-Naṣīr al-Dīn al-Ṭūsī
Subjects: Islamic philosophy, History
People: Nāṣir al-Dīn Muḥammad ibn Muḥammad Ṭūsī (1201-1274), Fakhr al-Dīn ibn Muḥammad ibn ʻUmar Rāzī (1149 or 50-1210)