Journal of Mathematical Analysis and Applications · 2001 · 24 citations · 6 references
Natural SciencesMathematicsDifferential EquationsDynamical SystemsEnergy Methods In MechanicsLagrangian MechanicsPartial Differential EquationsVariational FormulationVariational InequalitiesVariational PrinciplesDual Variational FormulationLagrange's EquationsNonlinear Variational FormulationNonlinear Variational MechanicsNonlinear Variational ProblemsPeriodic Solutions Of Differential EquationsVariational Formulation Of MechanicsVariational Problems
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Periodic solutions to Hamiltonian inclusions
Frank H. Clarke · Journal of Differential Equations · 1981 · 118 citations