# projection-valued measure

> mathematical operator-valued measure of interest in quantum mechanics and functional analysis

**Wikidata**: [Q339722](https://www.wikidata.org/wiki/Q339722)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Projection-valued_measure)  
**Source**: https://4ort.xyz/entity/projection-valued-measure


## References

1. Freebase Data Dumps. 2013