The Computation Formula of the Conditional Probability
ye zai-liang1 yang cun-dian21 department of mathematics china coal economic college yantai shandong 2640052 department of mathematics shangluo teachers college shangzhou shaanxi 726000
The Distance Between Two Multi-mode Coherent States
li ying chen yong-zhuang(institute of quantum optics & quantum information science and departmant of physics shangluo normal college shaanxi shangzhou 726000 p.r. china.)
The Simple Method of Cyclic Matrix Inversion
wang nian-liangmaths depanrtment of shangluo teachers college andmaths institute of shangluo teachers college. shangluo shaaxi 726000)