Statements (23)
Predicate | Object |
---|---|
gptkbp:instanceOf |
gptkb:mathematician
astronomer |
gptkbp:birthPlace |
gptkb:Baghdad
|
gptkbp:birthYear |
835
|
gptkbp:contributedTo |
mathematical astronomy
mathematical commentaries ratio theory |
gptkbp:deathPlace |
gptkb:Cairo
|
gptkbp:deathYear |
912
|
gptkbp:era |
gptkb:Islamic_Golden_Age
|
gptkbp:father |
Yusuf ibn Ibrahim
|
https://www.w3.org/2000/01/rdf-schema#label |
Ahmad ibn Yusuf
|
gptkbp:influenced |
gptkb:Fibonacci
|
gptkbp:knownFor |
gptkb:astronomy
gptkb:mathematics |
gptkbp:language |
gptkb:Arabic
|
gptkbp:notableWork |
gptkb:Commentary_on_Euclid's_Elements
Book of Similar Arcs |
gptkbp:region |
gptkb:Abbasid_Caliphate
Fatimid Caliphate |
gptkbp:teacherOf |
gptkb:Ibn_al-Haytham
|
gptkbp:bfsParent |
gptkb:Ptolemy's_Centiloquium
|
gptkbp:bfsLayer |
8
|