# sieve

> concept used in defining a Grothendieck topology; generalization of the collection of open subsets of an open set

**Wikidata**: [Q7511782](https://www.wikidata.org/wiki/Q7511782)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Sieve_(category_theory))  
**Source**: https://4ort.xyz/entity/sieve-q7511782


## References

1. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)