# Quantum Cramér–Rao bound
**Wikidata**: [Q85795242](https://www.wikidata.org/wiki/Q85795242)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Quantum_Cramér–Rao_bound)  
**Source**: https://4ort.xyz/entity/quantum-cram-r-rao-bound-q85795242