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Scientific communications
Approximate determination of eigenvalues and the theory of perturbation
M. K. Gavurin
Citation:
M. K. Gavurin, “Approximate determination of eigenvalues and the theory of perturbation”, Russian Math. Surveys, 12:1 (1957)
Linking options:
https://www.mathnet.ru/eng/rm7538 https://www.mathnet.ru/eng/rm/v12/i1/p173
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