Abu Nasr Al-Farabi (/ˌælfəˈrɑːbi/; Persian: ابو نصر محمد بن محمد فارابی Abū Naṣr Muḥammad ibn Muḥammad al Fārābī;[2] known in the West as Alpharabius;[7] c. 872[1] – between 14 December, 950 and 12 January, 951)[3] was a renowned early Islamic philosopher and jurist who wrote in the fields of political philosophy, metaphysics, ethics and logic. He was also a scientist, cosmologist, mathematician and music theorist.[8]

Abu Nasr Al-Farabi
Faryāb in Khorāsān (modern day Afghanistan) or Fārāb on the Jaxartes (Syr Darya) in modern Kazakhstan[2]
Diedc. 950[1]
Other namesThe Second Teacher[1]
Notable work
kitāb al-mūsīqī al-kabīr ("The Great Book Of Music"), ārā ahl al-madīna al-fāḍila ("The Virtuous City"), kitāb iḥṣāʾ al-ʿulūm ("On The Introduction Of Knowledge"), kitāb iḥṣāʾ al-īqā'āt ("Classification Of Rhythms")[1]
EraIslamic Golden Age
RegionIslamic philosophy
SchoolAristotelianism, Neoplatonism,[4] idealism[5]
Main interests
Metaphysics, political philosophy, law, logic, music, science, ethics, mysticism,[1] epistemology

In Islamic philosophical tradition he was often called "the Second Teacher", following Aristotle who was known as "the First Teacher".[9] He is credited with preserving the original Greek texts during the Middle Ages because of his commentaries and treatises, and influencing many prominent philosophers, such as Avicenna and Maimonides. Through his works, he became well-known in the West as well as the East.