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cs.CC2006
Combinatorial laplacians and positivity under partial transpose
Roland Hildebrand, Stefano Mancini, Simone Severini
Density matrices of graphs are combinatorial laplacians normalized to have trace one (Braunstein \emph{et al.} \emph{Phys. Rev. A,} \textbf{73}:1, 012320 (2006)). If the vertices o…
cs.CC2006★ 14 cited
The Quantum Separability Problem for Gaussian States
Stefano Mancini, Simone Severini
Determining whether a quantum state is separable or entangled is a problem of fundamental importance in quantum information science. This is a brief review in which we consider the…