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Vestnik Yuzhno-Ural'skogo Universiteta. Seriya Matematicheskoe Modelirovanie i Programmirovanie, 2011, Issue 9, Pages 16–21 (Mi vyuru170)  
Mathematical modeling

The first four corrections of the perturbation theory for discrete semi bounded from below operators with free multiplicities of eigenvalues finding

S. I. Kadchenko, S. N. Kakushkin

Magnitogorsk State University
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Abstract: In this paper received analytical formulas for calculation first four corrections of the perturbation theory for discrete semi bounded from below operators, when eigenvalues of unperturbed operators have free multiplicities.
Keywords: corrections of the perturbation theory, discrete operators, eigenvalues, eigenfunctions.
Received: 15.01.2011
Document Type: Article
UDC: 519.642.8
Language: Russian
Citation: S. I. Kadchenko, S. N. Kakushkin, “The first four corrections of the perturbation theory for discrete semi bounded from below operators with free multiplicities of eigenvalues finding”, Vestnik YuUrGU. Ser. Mat. Model. Progr., 2011, no. 9, 16–21
Citation in format AMSBIB
\Bibitem{KadKak11}
\by S.~I.~Kadchenko, S.~N.~Kakushkin
\paper The first four corrections of the perturbation theory for discrete semi bounded from below operators with free multiplicities of eigenvalues finding
\jour Vestnik YuUrGU. Ser. Mat. Model. Progr.
\yr 2011
\issue 9
\pages 16--21
\mathnet{http://mi.mathnet.ru/vyuru170}
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