APA Assadi,Mahdi. (2022) .Etymology of Fourth Dimension in the View of Muslim Mutikallimūn (Abū Isḥāq Naẓẓām, Ibn al-Rāwandī, Abū Sahl ‘Abbād, and Muḥaqiq Ṭūsī) .History of Philasophy ,4 () ,39-58.