Faculty of Physics
M.V.Lomonosov Moscow State University
Menu
Regular Article

Rayleigh-Schroedinger coefficients for singular perturbations of the discrete spectrum

V.B. Gostev, A.R. Frenkin

Moscow University Physics Bulletin 1987. 42. N 6. P. 7

  • Article
Annotation

It is shown that the level shift of the even states in the discrete spectrum, produced by the singular perturbation $\lambda |x|^{-\nu}$, can be described by the standard Rayleigh-Schroedinger formulas only for $0 < \nu < 3/2$.

Rissian citation:
В.Б. Гостев, А.Р. Френкин.
Коэффициенты Рэлея-Шрёдингера для сингулярных возмущений дискретного спектра.
Вестн. Моск. ун-та. Сер. 3. Физ. Астрон. 1987. № 6. С. 8.
Authors
V.B. Gostev, A.R. Frenkin
Department of Theoretical Physics, Faculty of Physics, Moscow State University, Leninskie Gory, Moscow, 119992, Russia
Issue 6, 1987

Moscow University Physics Bulletin

Science News of the Faculty of Physics, Lomonosov Moscow State University

This new information publication, which is intended to convey to the staff, students and graduate students, faculty colleagues and partners of the main achievements of scientists and scientific information on the events in the life of university physicists.