Supported by the Natural Science Foundation of Shandong Province under Grant No. ZR2009AM019
We make comments on the conclusions of the paper:'Compare Quantum Operation Sensitivity for DifferentDistance Measures' [Commun.Theor.Phys.53 (2010)635],and give a physical example to describe the non-equivalenceof th...
Supported by National Natural Science Foundation of China under Grant No. 10901103;the New Teacher Foundation of Ministry of Education of China under Grant No. 20070248087;Supported by a Grant of Science and Technology Commission of Shanghai Municipality (STCSM No. 09XD1402500)
In this paper, we compare the quantum operation sensitivity for different distance measures. We find that, among all usual distance measures, Bures fidelity is more sensitive to quantum operation than others. This may...