Results in Mathematics · 1988 · 23 citations · 5 references
Natural SciencesMathematicsPhysicsDifferential EquationsDynamical SystemsVibrationBoundary ConditionsEigenvalue ProblemsHarmonic AnalysisPerturbation MethodsPerturbation TheorySingular Perturbation TheoryDirichlet Boundary ConditionsDirichlet ConditionsLinear Initial Value ProblemsNonlinearityPerturbation Of Linear OperatorsResonanceResonance PhenomenaResonant Perturbation Theory
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Paul H. Rabinowitz · Journal of Differential Equations · 1973 · 192 citations
A boundary value problem with a periodic nonlinearity
James Ward · Nonlinear Analysis · 1986 · 58 citations