Simple examples in singular perturbation theory: Eigenvalues that do not tend to the unperturbed values as the perturbation is switched off-Reference-Cited by-同舟云学术

Simple examples in singular perturbation theory: Eigenvalues that do not tend to the unperturbed values as the perturbation is switched off

Published:1979-08 Issue:17 Volume:25 Page:533-538
ISSN:1827-613X
Container-title:Lettere al Nuovo Cimento
language:en
Short-container-title:Lett. Nuovo Cimento

Author:

Calogero F.

Publisher

Springer Science and Business Media LLC

Subject

General Physics and Astronomy

Link

http://link.springer.com/content/pdf/10.1007/BF02776352.pdf

Reference9 articles.

1. I. W. Herbst andB. Simon:Phys. Lett.,78 B, 304 (1978);80, B, 433 (1979).

2. F. Dyson:Phys. Rev.,85, 631 (1952).

3. F. Calogero:Phys. Rev.,139, B 602 (1965).

4. The basic reference is:T. Kato:Perturbation Theory of Linear Operators (Berlin, 1966). See also:M. Reed andB. Simon:Methods of Modern Mathematical Physics.—IV:Analysis of Operators (New York, N. Y., 1978);B. Simon:Ann. Phys.,58, 76 (1970);

5. W. M. Greenelee:Arch. Rat. Mech. Anal.,34, 143 (1969).

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