# Lorentz scalar

> quantity in the theory of relativity which is invariant under a Lorentz transformation

**Wikidata**: [Q3951418](https://www.wikidata.org/wiki/Q3951418)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Lorentz_scalar)  
**Source**: https://4ort.xyz/entity/lorentz-scalar