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
|