A biography of Ibn Bajah (Ibn Bajja) Latin=Avempace ca. 1085-1138 CE,, full name Abu Bakr Muhammad ibn Yahya ibn al-Sa'igh al-Tujibi al-Sarqsti). Ibn Bajah was the famous Arab philosopher of Andalusia. He distinguished himself by combining philosophy, medicine, mathematics, astronomy, nature and music. Scholars consider him the first to establish philosophical sciences on the basis of mathematics and natural sciences.