机译:Decreasing computing time with symplectic correctors in adaptive timestepping routines
Department of Astronomy, University of Washington, Box 351580, Seattle, WA 98195-1580, United States;
Observatoire de la Cote D'Azur, B. P. 4229, 06304 Nice Cedex 4, France;
Methods: numerical; Oort Cloud; Planets and satellites: general;