Helstrom Theorem by No-Signaling Condition
Quantum Physics
2009-11-11 v2
Abstract
We prove a special case of Helstrom theorem by using no-signaling condition in the special theory of relativity that faster-than-light communication is impossible.
Cite
@article{arxiv.quant-ph/0502094,
title = {Helstrom Theorem by No-Signaling Condition},
author = {W. -Y. Hwang},
journal= {arXiv preprint arXiv:quant-ph/0502094},
year = {2009}
}
Comments
Minor corrections (A reference added, discussion part deleted, typos in equations corrected), 2 pages, RevTex