2000/02/09 by Oliver Rudolph · 1 citation
Physics and Astronomy · #quant-ph
paper · pdf · doi:10.1088/0305-4470/33/21/308
published as J.Phys.A: Math.Gen. 33 (2000), 3951-3955 · REVTeX, 5 pages
arxiv created 2000/02/09 · arxiv updated 2009/12/01
We give a necessary and sufficient condition for a mixed quantum mechanical state to be separable. The criterion is formulated as a boundedness condition in terms of the greatest cross norm on the tensor product of trace class operators.