Thabit ibn Qurra
Born on 836
Died on 901
Al-Ṣābiʾ Thābit ibn Qurrah al-Ḥarrānī;
(Arabic: ثابت بن قره, Latin: Thebit/Thebith/Tebit; 826 – February 18, 901) was a Sabian mathematician, physician, astronomer, and translator who lived in Baghdad in the second half of the ninth century during the time of Abbasid Caliphate.
Thābit ibn Qurrah made important discoveries in algebra, geometry, and astronomy. In astronomy, Thābit is considered one of the first reformers of the Ptolemaic system, and in mechanics he was a founder of statics.
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