scholarly journals Conditions for Discreteness of the Spectrum to Schrödinger Operator Via Non-increasing Rearrangement, Lagrangian Relaxation and Perturbations

2021 ◽  
Vol 93 (3) ◽  
Author(s):  
Leonid Zelenko
Keyword(s):  
Lagrangian Relaxation ◽  
Schrödinger Operator ◽  
Schrodinger Operator ◽  
Increasing Rearrangement

scholarly journals On the two-dimensional Schrödinger operator with an attractive potential of the Bessel-Macdonald type

2020 ◽  
pp. 168385
Author(s):  
Wellisson B. De Lima ◽  
Oswaldo M. Del Cima ◽  
Daniel H.T. Franco ◽  
Bruno C. Neves
Keyword(s):  
Schrödinger Operator ◽  
Attractive Potential ◽  
Two Dimensional ◽  
Schrodinger Operator
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