# Lemaître–Tolman metric

> Lorentzian metric describing an isotropic, expanding, nonhomogenous universe

**Wikidata**: [Q6521045](https://www.wikidata.org/wiki/Q6521045)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Lemaître–Tolman_metric)  
**Source**: https://4ort.xyz/entity/lema-tre-tolman-metric