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Similarity of $$sgn x( - \tfrac{{d^2 }}{{dx^2 }} + c\delta )$$ Type Operators to Normal and Self-adjoint Operators |
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| Authors: | Karabash I M Kostenko A S |
| Institution: | (1) Donetsk National University, Donetsk |
| Abstract: | Mathematical Notes - |
| Keywords: | spectral problem self-adjoint differential operator similarity quasi-Hermitian extension Weyl function |
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