Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:astronomy
|
| gptkbp:consists_of |
two circles
|
| gptkbp:describes |
planetary motion
|
| https://www.w3.org/2000/01/rdf-schema#label |
Tusi-couple
|
| gptkbp:influenced |
later astronomical models
|
| gptkbp:invention |
gptkb:Nasir_al-Din_al-Tusi
|
| gptkbp:is_applied_in |
geocentric theory
|
| gptkbp:origin |
13th century
|
| gptkbp:related_to |
epicycles
|
| gptkbp:significance |
explains retrograde motion
|
| gptkbp:used_in |
gptkb:astronomy
|
| gptkbp:bfsParent |
gptkb:Al-Tusi
|
| gptkbp:bfsLayer |
6
|