Komatsu, Nobuyoshi; Kiwata, Takahiro; Kimura, Shigeo - In: Physica A: Statistical Mechanics and its Applications 388 (2009) 5, pp. 639-650
We investigate the fundamental characteristics of numerical irreversibility appearing in self-gravitating small N-body systems by means of a molecular dynamics method from the viewpoint of time-reversible dynamics. We reconsider a closed spherical system consisting of 250 point-particles...