Inventiones mathematicae · 2004 · 144 citations · 0 references
Natural SciencesMathematicsPhysicsDynamical SystemsMathematical PhysicsTheoretical PhysicsHamiltonian MechanicsLagrangian MechanicsN-body DynamicsN-body ProblemVariational FormulationVariational PrinciplesClassical N-body ProblemExistence Of MinimizersHamiltonian N-body SystemsSaddle Point Problems