Mixedness of the N-qubit states with exchange symmetry
胡明亮, 惠小强
Mixedness of the N-qubit states with exchange symmetry
Hu Ming-Liang(胡明亮) and Xi Xiao-Qiang(惠小强)
中国物理B . 2008, (10): 3559 -3564 .  DOI: 10.1088/1674-1056/17/10/006