Abstract
In the paper, we derive a formula expressing the reduced dynamics of the Wigner function using the dynamics of the Wigner function of a larger system. Here the latter system is assumed to be isolated and generating the dynamics of its subsystem.
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Acknowledgment
The present research is related to the Laboratory of Infinite-Dimensional Analysis and Mathematical Physics of the Faculty of Mechanics and Mathematics of Lomonosov Moscow State University. The author also thanks O. G. Smolyanov for setting the problem and interest in the work.
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Burkatskii, M.O. Reduced Dynamics of the Wigner Function. Russ. J. Math. Phys. 27, 18–21 (2020). https://doi.org/10.1134/S1061920820010021
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DOI: https://doi.org/10.1134/S1061920820010021