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Approximation of general zero-range potentials

A norm resolvent convergence result is proved for approximations of general Schrodinger operators with zero-range potentials. An approximation of the δ’-interaction by nonlocal non-Hermitian potentials (without a renormalization of the coupling constant) is also constructed.

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Bibliographic Details
Date:	2000
Main Authors:	Albeverio, S., Nizhnik, L. P., Альбевіро, С., Нижник, Л. П.
Format:	Article
Language:	English
Published:	Institute of Mathematics, NAS of Ukraine 2000
Online Access:	https://umj.imath.kiev.ua/index.php/umj/article/view/4452
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Journal Title:	Ukrains’kyi Matematychnyi Zhurnal
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