Author
- Harivallabha1
- Ibn Ghazi al-Miknasi1
- Ibn Luyun1
- Ibn Wasil1
- Imbert Feutrier1
- Imām al-Dīn ibn Luṭf Allāh Lāhūrī1
- Isaac Israeli ben Joseph1
- Jabartī, Ḥasan ibn Ibrāhīm, 1698 or 1699-1774?1
- Jawād ibn Saʻd Jawād al-Baghdādī1
- Jean Gerson1
- Johannes Lichtenberger1
- Johannes de Sacrobosco1
- John XXI1
- Kalidasa1
- Kamāl al-Dīn Turkumānī1
- Kripa Shankar1
- Luca Pacioli1
- Manṣūr Ibn-Muḥammad Ibn-Aḥmad1
- Maḥmūd ibn Abī Bakr Faraḍī1
- Moses Almosnino1