Essential spectrum and exponential estimates of eigenfunctions of lattice Schrödinger and Dirac operators |
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| Authors: | V S Rabinovich S Roch |
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| Institution: | 1.National Politechnic Institute of Mexico, Mexico Fachbereich Mathematic,Technische Universit?t Darmstadt,Darmstadt,Deutschland |
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| Abstract: | The main aim of the paper is the investigation of a relation between the essential spectrum and the exponential decay at infinity of eigenfunctions of the lattice analogs of Schrödinger and Dirac operators. |
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