# Lucas–Lehmer–Riesel test

> Test for determining whether a number is prime

**Wikidata**: [Q3459114](https://www.wikidata.org/wiki/Q3459114)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Lucas–Lehmer–Riesel_test)  
**Source**: https://4ort.xyz/entity/lucas-lehmer-riesel-test