<正> Based on the bipartite entangled state representation and using the technique of integration within anordered product(IWOP)of operators we construct the co
<正>In the light of Robinson and Wilczek's new idea,and motivated by Banerjee and Kulkarni's simplified method of using only the covariant anomaly to de
<正> Collisions of spatial solitons occurring in the nonlinear Schringer equation with harmonic potential arestudied,using conservation laws and the split-step