Thābit ibn Qurra - Wikipedia, the free encyclopedia
Al-Ṣābiʾ Thābit ibn Qurra al-Ḥarrānī (Arabic: ثابت بن قرة, Latin: Thebit/Thebith/Tebit;[2] 826[3] – February 18, 901) was an Arabic Sabian mathematician, physician, astronomer, and translator of the Islamic Golden Age who lived in Baghdad in the second h...