2005/07/22 by Fedor Herbut, Herbut, Fedor
Physics and Astronomy · #Quantum Mechanics and Applications #quant-ph
paper · pdf · doi:10.48550/arxiv.quant-ph/0507218
2 pages
arxiv created 2005/07/22 · arxiv updated 2009/12/01
It is pointed out that the question of a purely unitary quantum dynamics amounts to the question if von Neumann entropy of a dynamically closed quantum system is preserved in evolution.