Journal of Differential Equations · 1988 · 18 citations · 15 references
Natural SciencesMathematicsDifferential EquationsDynamical SystemsHilbert Space FormalismOperator TheoryPartial Differential EquationsPerturbation MethodsPerturbation TheoryVariational FormulationNon-degenerate Perturbation TheoryPerturbation Of Initial Value ProblemsPerturbation Of Nonlinear Differential EquationsVariational Perturbation TheoryVariational Stability
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Survey of Measurable Selection Theorems
Daniel H. Wagner · SIAM Journal on Control and Optimization · 1977 · 574 citations