Also known as Abū Jaʿfar Abdullāh al-Maʾmūn ibn Harūn, Abuʹl-ʻAbbās ʻAbd Allāh ibn Harūn al-Maʼmūn,, Al-mamoun, Al-Ma'mum
Abū al-ʿAbbās Abd Allāh ibn Hārūn al-Maʾmūn (; 14 September 786 – 9 August 833), better known by his regnal name '''al-Ma'mun''' (), was the seventh Abbasid caliph, who reigned from 813 until his death in 833. His leadership was marked by the power and prosperity of the Abbasid Caliphate, al-Ma'mun promoted the Graeco-Arabic translation movement, the flowering of learning and the sciences in Baghdad, and the publishing of al-Khwarizmi's book now known as "Algebra", making him one of the most important caliphs in the Islamic Golden Age. He is also known as a proponent of the rational Islamic th
Al-Ma'mun was the seventh Abbasid caliph who ruled from 813 to 833 and presided over a period of great power and prosperity for the Islamic empire. He is historically significant for promoting the translation of Greek works into Arabic, advancing scientific and mathematical learning in Baghdad, and supporting the publication of foundational works like al-Khwarizmi's algebra text, making him a key figure of the Islamic Golden Age.
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· 2018 · cited 10,812x
· 2020 · cited 9,765x
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