# Löwenheim number

> smallest cardinal number for which a weak downward Löwenheim–Skolem theorem holds

**Wikidata**: [Q4988715](https://www.wikidata.org/wiki/Q4988715)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Löwenheim_number)  
**Source**: https://4ort.xyz/entity/l-wenheim-number