# Lubell–Yamamoto–Meshalkin inequality

> inequality of sizes of sets in the Sperner family

**Wikidata**: [Q1872826](https://www.wikidata.org/wiki/Q1872826)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Lubell–Yamamoto–Meshalkin_inequality)  
**Source**: https://4ort.xyz/entity/lubell-yamamoto-meshalkin-inequality