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gptkbp:instanceOf
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gptkb:mathematician
gptkb:astronomer
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gptkbp:birthPlace
|
gptkb:Harran
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|
gptkbp:birthYear
|
858
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gptkbp:contribution
|
accurate measurement of the solar year
catalog of 489 stars
introduction of sine, cosine, tangent in trigonometry
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|
gptkbp:deathPlace
|
gptkb:Qasr_al-Jiss
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gptkbp:deathYear
|
929
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|
gptkbp:field
|
gptkb:astronomy
gptkb:mathematics
trigonometry
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|
gptkbp:honor
|
lunar crater Albategnius named after him
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|
gptkbp:influenced
|
gptkb:Tycho_Brahe
gptkb:Copernicus
gptkb:Kepler
|
|
gptkbp:knownFor
|
gptkb:Al-Zij_al-Sabi
astronomical observations
trigonometry
improving the value of the precession of the equinoxes
calculating the obliquity of the ecliptic
refining the length of the solar year
|
|
gptkbp:language
|
gptkb:Arabic
|
|
gptkbp:majorWork
|
gptkb:Kitāb_az-Zīj
|
|
gptkbp:nationality
|
gptkb:Arab
|
|
gptkbp:otherName
|
gptkb:Abu_Abdallah_Muhammad_ibn_Jabir_ibn_Sinan_al-Raqqi_al-Harrani_al-Sabi_al-Battani
gptkb:Albategnius
|
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gptkbp:religion
|
gptkb:Sabian
|
|
gptkbp:bfsParent
|
gptkb:Almagest
|
|
gptkbp:bfsLayer
|
6
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|
https://www.w3.org/2000/01/rdf-schema#label
|
al-Battani
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