# unitarity

> requirement that quantum states' time evolution operators are unitary transformations

**Wikidata**: [Q3550684](https://www.wikidata.org/wiki/Q3550684)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Unitarity)  
**Source**: https://4ort.xyz/entity/unitarity


## References

1. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)