One-Dimensional Schrodinger Operator with a Negative Parameter and Its Applications to the Study of the Approximation Numbers of a Singular Hyperbolic Operator

被引：6

作者：

Muratbekov, M. B. ^{[1
]}

Muratbekov, M. M. ^{[2
]}

机构：

[1] Taraz State Pedag Inst, Tole Bi 62, Taraz 080000, Kazakhstan

[2] LN Gumilyov Eurasian Natl Univ, Satpayev Str 2, Astana 010008, Kazakhstan

来源：

FILOMAT | 2018年 / 32卷 / 03期

关键词：

Spectrum; resolvent; Schrodinger operator; singular hyperbolic operator; approximation numbers; MIXED-TYPE;

D O I：

10.2298/FIL1803785M

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

In this paper we use the one-dimensional Schrodinger operator with a negative parameter to the study of the approximation numbers of a hyperbolic type singular operator. Estimates for the distribution function of the approximation numbers are obtained.

引用

页码：785 / 790

页数：6

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