摘要
Starting from classical Lagrangian with the nonlinear system-beth interaction,a covariantform of generalized Langevin equation is derived.The transformation properties of the equation and itsquantities under a time-independent coordinate transformation in phase space are studied.
Starting from classical Lagrangian with the nonlinear system-beth interaction,a covariant form of generalized Langevin equation is derived.The transformation properties of the equation and its quantities under a time-independent coordinate transformation in phase space are studied.
基金
The project supported by the National Natural Science Foundation of China
