Wikidata entity: Q17104686
| P31 | instance of | ... | Q11210 (coordinate system) | coordinate system |
| P31 | instance of | ... | Q24034552 (mathematical concept) | mathematical concept |
| P138 | named after | ... | Q71029 (Hermann Weyl) | Hermann Weyl |
| P138 | named after | ... | Q340238 (Achilles Papapetrou) | Achilles Papapetrou |
| P646 | Freebase ID | /m/0yqjg9s |
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log id: 5888261