Maps on states preserving the relative entropy II |
| |
| Authors: | Lajos Molná r,Patrí cia Szokol |
| |
| Affiliation: | Institute of Mathematics, University of Debrecen, H-4010 Debrecen, P.O. Box 12, Hungary |
| |
| Abstract: | ![]()
Let H be a finite-dimensional complex Hilbert space. The aim of this paper is to prove that every transformation on the space of all density operators on H which preserves the relative entropy is implemented by either a unitary or an antiunitary operator on H. |
| |
| Keywords: | Primary: 47B49 47N50 |
| 本文献已被 ScienceDirect 等数据库收录！ |
|
