1210.2155 (Jinchuan Hou et al.)

Linear maps preserving separability of pure states    [PDF]

Jinchuan Hou, Xiaofei Qi

Linear maps preserving pure states of a quantum system of any dimension are characterized. This is then used to characterize linear maps that preserve separable pure states in multipartite systems.

View original: http://arxiv.org/abs/1210.2155