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Article: Ḥabash Al-
Article from:Complete Dictionary of Scientific Biography
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Ḥ
abash Al-
Ḥ
ā
sib, A
ḥ
mad Ibn
‘
Abdall
ā
h Al-Marwaz
ī
(
b
. Marw, Turkestan [now Mary, Turkmen S.S.R.];
d
.864
–
874)
trignometry, astronomy
.
Little is known of
Ḥ
abash
’
s life and family. He worked at Baghdad as astronomer under the
’
Abb
ā
sid caliphs al-Ma
’
m
ū
n and al-Mu
’
ta
ṣ
im, but he may not have belonged to the small group that collaborated in the Mumta
ḥ
an observations. He made observations from 825 to 835 in Baghdad. Ab
ū
Ja
’
far ibn
Ḥ
abash, the son of
Ḥ
abash, was also a distinguished astronomer and an instrument maker.
Works
. The biographers Ibn al-Nad
ī
...