This article is cited in 1 paper

In the Moscow Mathematical Society
Communications of the Moscow Mathematical Society

On perturbation of a multiple eigenvalue

S. A. Stepin, V. N. Titov

M. V. Lomonosov Moscow State University, Faculty of Mechanics and Mathematics

MSC: 47A55, 15A18, 15A21

Presented: R. A. Minlos
Accepted: 11.11.2004

DOI: 10.4213/rm1391

 English version: Russian Mathematical Surveys, 2005, 60:1, 169–170

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