Potential Analysis · 1999 · 30 citations · 6 references
Natural SciencesMathematicsAlgebraTheoretical PhysicsEigenvalue ProblemsOperator TheoryPerturbation MethodsPerturbation TheorySingular Perturbation TheorySpectral TheoryFredholm TheoryMatrix Perturbation TheoryOperator ExtensionsPerturbation Of Linear OperatorsPerturbation Theory Of OperatorsSelf-adjoint OperatorsSingular Perturbations In Partial Differential Equations
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