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Evolution of the concept of the characteristic function of a linear operator

This is a brief survey of the development and applications of the concept of the characteristic function for different classes of linear operators.

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Bibliographic Details
Date:	1993
Main Authors:	Kuzhel', A. V., Кужель, А. В.
Format:	Article
Language:	Russian English
Published:	Institute of Mathematics, NAS of Ukraine 1993
Online Access:	https://umj.imath.kiev.ua/index.php/umj/article/view/5862
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Journal Title:	Ukrains’kyi Matematychnyi Zhurnal
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