Singular Perturbations, Regularization and Extension Theory
classification
funct-an
math.FA
keywords
regularizationrightsingularabstractbelowexaminedextensionextensions
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We present an abstract result on removing regularization for singular potentials which are not semibounded from below. The relation between ``right'' regularizations and ``right'' self-adjoint extensions of the perturbed Schr\"odinger operators is examined.
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