Ibrahim ibn Habib ibn Sulayman ibn

Samura ibn Jundab Samura ibn Jundab al-Fazārī ( ar, سمرة بن جندب, his father Jundab's name is also commonly transliterated as ''Jundub''; died 677–679) was a companion of the Islamic prophet Muhammad who fought at the Battle of Uhud in 627 and later ...

al-Fazari al-Fazari ( ar, الفزاري) is a surname. The attributive title (nisba), Fazari, denotes an origin from Fazara ibn Dhubyan. Notable people with the surname include: * Samura ibn Junbad al-Fazari, one of the 7th century Companions of the Proph ...

() (died 777 CE) was an 8th-century Muslim mathematician and astronomer at the

Abbasid The Abbasid Caliphate ( or ; ar, الْخِلَافَةُ الْعَبَّاسِيَّة, ') was the third caliphate to succeed the Islamic prophet Muhammad. It was founded by a dynasty descended from Muhammad's uncle, Abbas ibn Abdul-Muttalib ...

court of the Caliph

Al-Mansur Abū Jaʿfar ʿAbd Allāh ibn Muḥammad al-Manṣūr (; ar, أبو جعفر عبد الله بن محمد المنصور‎; 95 AH – 158 AH/714 CE – 6 October 775 CE) usually known simply as by his laqab Al-Manṣūr (المنصور) w ...

(r. 754–775). He should not to be confused with his son

Muḥammad ibn Ibrāhīm al-Fazārī Muhammad ibn Ibrahim ibn Habib ibn Sulayman ibn Samra ibn Jundab Banu Fazara, al-Fazari () (died 796 or 806) was a Muslim philosopher, mathematician and astronomer. He is not to be confused with his father Ibrāhīm al-Fazārī, also an astronom ...

, also an astronomer. He composed various astronomical writings ("on the

astrolabe An astrolabe ( grc, ἀστρολάβος ; ar, ٱلأَسْطُرلاب ; persian, ستاره‌یاب ) is an ancient astronomical instrument that was a handheld model of the universe. Its various functions also make it an elaborate inclin ...

", "on the armillary spheres", "on the calendar"). The Caliph ordered him and his son to translate the Indian astronomical text, The ''

Sindhind ''Zīj as-Sindhind'' (, ''Zīj as‐Sindhind al‐kabīr'', lit. "Great astronomical tables of the Sindhind"; from Sanskrit ''siddhānta'', "system" or "treatise") is a work of zij (astronomical handbook with tables used to calculate celestial pos ...

'' along with

Yaʿqūb ibn Ṭāriq Yaʿqūb ibn Ṭāriq (; died AD) was an 8th-century Persian astronomer and mathematician who lived in Baghdad. Works Works ascribed to Yaʿqūb ibn Ṭāriq include:Plofker * (, "Astronomical tables in the ''Sindhind'' resolved for each degre ...

, which was completed in Baghdad about 750 CE, and entitled ''Az-Zīj ‛alā Sinī al-‛Arab''. This translation was possibly the vehicle by means of which the

Hindu numeral system Hindus (; ) are people who religiously adhere to Hinduism.Jeffery D. Long (2007), A Vision for Hinduism, IB Tauris, , pages 35–37 Historically, the term has also been used as a geographical, cultural, and later religious identifier for ...

(i.e. modern number notation) was transmitted from India to Iran. At the end of the eighth century, while at the court of the

Abbasid Caliphate The Abbasid Caliphate ( or ; ar, الْخِلَافَةُ الْعَبَّاسِيَّة, ') was the third caliphate to succeed the Islamic prophet Muhammad. It was founded by a dynasty descended from Muhammad's uncle, Abbas ibn Abdul-Muttalib ...

, this Muslim geographer mentioned

Ghana Ghana (; tw, Gaana, ee, Gana), officially the Republic of Ghana, is a country in West Africa. It abuts the Gulf of Guinea and the Atlantic Ocean to the south, sharing borders with Ivory Coast in the west, Burkina Faso in the north, and To ...

, "the land of gold."

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777 deaths Year of birth unknown Astrologers of the medieval Islamic world 8th-century mathematicians Mathematicians from the Abbasid Caliphate Astronomers from the Abbasid Caliphate 8th-century people from the Abbasid Caliphate 8th-century astronomers 8th-century astrologers 8th-century Arabic writers 8th-century Arabs {{astronomer-stub

See also

Notes

Further reading

External links