# Negation of Pythagorean Fuzzy Number Based on a New Uncertainty Measure Applied in a Service Supplier Selection System

> Research article (Entropy, 2020) · cited 14× · AI/ML

**Wikidata**: [openalex:W3005413794](https://www.wikidata.org/wiki/openalex:W3005413794)  
**Source**: https://4ort.xyz/entity/negation-of-pythagorean-fuzzy-number-based-on-a-new-uncertainty-measure-applied-in-a-service-supplier-selection-system