Muhammad ibn Ibrahim ibn Habib ibn Sulayman ibn Samra ibn Jundab al-Fazari () (died 796 or 806) was a Muslim philosopher,

mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, structure, space, models, and change. History On ...

and

astronomer An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth. They observe astronomical objects such as stars, planets, moons, comets and galaxies – in either ...

. He is not to be confused with his father Ibrāhīm al-Fazārī, also an astronomer and mathematician. Some sources refer to him as an

Arab The Arabs (singular: Arab; singular ar, عَرَبِيٌّ, DIN 31635: , , plural ar, عَرَب, DIN 31635: , Arabic pronunciation: ), also known as the Arab people, are an ethnic group mainly inhabiting the Arab world in Western Asia, ...

, other sources state that he was a

Persian Persian may refer to: * People and things from Iran, historically called ''Persia'' in the English language ** Persians, the majority ethnic group in Iran, not to be conflated with the Iranic peoples ** Persian language, an Iranian language of the ...

.* Richard N. Frye, ''The Golden Age of Persia'', p. 163. Al-Fazārī translated many scientific books into

Arabic Arabic (, ' ; , ' or ) is a Semitic language spoken primarily across the Arab world.Semitic languages: an international handbook / edited by Stefan Weninger; in collaboration with Geoffrey Khan, Michael P. Streck, Janet C. E.Watson; Walter ...

and

. He is credited to have built the first astrolabe in the Islamic world. 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 ...

and his father he helped translate the Indian astronomical text by Brahmagupta (fl. 7th century), the ''

Brāhmasphuṭasiddhānta The ''Brāhmasphuṭasiddhānta'' ("Correctly Established Doctrine of Brahma", abbreviated BSS) is the main work of Brahmagupta, written c. 628. This text of mathematical astronomy contains significant mathematical content, including a good underst ...

'', into Arabic as ''Az-Zīj ‛alā Sinī al-‛Arab''., or 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 po ...

''. This translation was possibly the vehicle by means of which the

Hindu numerals 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 ...

were transmitted from

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...

to Islam.* D. E. Smith and L. C. Karpinski: ''The Hindu-Arabic Numerals'' (Boston, 1911), p.92.).

References

External links

*
PDF version
* * Cantor: ''Geschichte der Mathematik'' (I, 3rd ed., 698, 1907). Year of birth missing Year of death missing 8th-century astronomers 8th-century Iranian mathematicians Mathematicians from the Abbasid Caliphate Philosophers from the Abbasid Caliphate Arab translators Medieval Iranian astrologers Persian translators Year of death uncertain Astronomers from the Abbasid Caliphate 8th-century people from the Abbasid Caliphate 8th-century astrologers 8th-century Arabic writers 8th-century Iranian philosophers {{astronomer-stub

See also

References

External links