Functional Analysis and Its Applications · 1967 · 32 citations · 1 references
Natural SciencesMathematicsPhysicsDifferential EquationsDynamical SystemsCharacteristic FunctionsEigenvalue ProblemsOperator TheorySpectral AnalysisSpectral TheoryStability TheoryAsymptotic TheoryNonlinear Eigenvalue ProblemsSpectral AsymptoticsSturm - Liouville TheorySturm-liouville Theory
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