# Davenport–Erdős theorem

> several different notions of density for sets of integers are equivalent

**Wikidata**: [Q65120950](https://www.wikidata.org/wiki/Q65120950)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Davenport–Erdős_theorem)  
**Source**: https://4ort.xyz/entity/davenport-erd-s-theorem