# Categories of fuzzy preorders, approximation operators and Alexandrov topologies

> Research article (Journal of Intelligent & Fuzzy Systems, 2016) · cited 11× · AI/ML

**Wikidata**: [openalex:W2492602586](https://www.wikidata.org/wiki/openalex:W2492602586)  
**Source**: https://4ort.xyz/entity/categories-of-fuzzy-preorders-approximation-operators-and-alexandrov-topologies