# surface

> two-dimensional manifold, and, as such, may be an "abstract surface" not embedded in any Euclidean space

**Wikidata**: [Q484298](https://www.wikidata.org/wiki/Q484298)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Surface_(topology))  
**Source**: https://4ort.xyz/entity/surface-q484298


## References

1. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
2. Nuovo soggettario
3. Freebase Data Dumps. 2013
4. BabelNet
5. Environment Ontology
6. National Library of Israel Names and Subjects Authority File
7. KBpedia
8. GF WordNet
9. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)