sentences:  Despite his teacher's opposition to Ibn Arabi's explication of the "wahdat al-wujud" ("unity of existence"), Hamadani wrote "Risala-i-Wujudiyya", a tract in defense of that doctrine, as well as two commentaries on "Fusus al-Hikam", Ibn Arabi's work on Al-Insān al-Kāmil.Hamadani is credited with introducing the philosophy of Ibn-Arabi to South Asia.Sayyid Ali Hamadani traveled widelyit is said he traversed the known world from East to West three times.