Singular perturbations of finite rank. Point spectrum

Authors

  • V. D. Koshmanenko Iн-т математики НАН України, Київ
  • O. V. Samoilenko

Abstract

We establish necessary and sufficient conditions for the appearance of an additional point spectrum under singular perturbations of finite rank.

Published

25.09.1997

Issue

Section

Research articles

How to Cite

Koshmanenko, V. D., and O. V. Samoilenko. “Singular Perturbations of Finite Rank. Point Spectrum”. Ukrains’kyi Matematychnyi Zhurnal, vol. 49, no. 9, Sept. 1997, pp. 1186–1194, https://umj.imath.kiev.ua/index.php/umj/article/view/5117.