Timeline for Entropy of a state subject to the action of a set of random unitaries
Current License: CC BY-SA 3.0
3 events
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| Mar 24, 2013 at 21:47 | comment | added | Mark Mitchison | Aha so I didn't understand your question then, sorry. The problem is indeed different if Bob knows the unitaries for each set. I'll think about it! | |
| Mar 24, 2013 at 21:34 | comment | added | Ando Masahashi | Thanks for the insight I think your operational interpretation is correct. However it doesn't address completely my question, the thing is that Bob knows the set of unitaries in every realization, which means that if $n$ is small $\rho_B$ is not the maximally mixed state. | |
| Mar 24, 2013 at 21:19 | history | answered | Mark Mitchison | CC BY-SA 3.0 |