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Paolo Facchi et al.[Phys. Rev. A. 77, 060304® (2009)] presented a maximally multipartite entangled state(MMES). Here we give the criterion for four-qubit state.and some new characterizations of the maximally entangled four-qubit state are given.

生成讲解博客的中文版本

生成AI智能校验的中文版本