Literature cited
T. Ya. Azizov and I. S. Iokhvidov, “Linear operators in spaces with indefinite, metric and their applications,” J. Sov. Math.,15, No. 4 (1981).
N. Dunford and J. T. Schwartz, Linear Operators, Vol. III, Spectral Operators, Wiley, New York (1971).
T. Ya. Azizov, “On the completeness and basicity of the eigen- and associated vectors of J-self-adjoint operators of class K(H),” Dokl. Akad. Nauk SSSR,253, No. 5, 1033–1035 (1980).
T. Ya. Azizov and M. Ya. Shlyakman, “On the Kühne-Iokhvidov-Shtraus effect,” Ukr. Mat. Zh.,35, No. 4, 484–485 (1983).
Author information
Authors and Affiliations
Additional information
Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 38, No. 6, p. 805, November–December, 1986.
Rights and permissions
About this article
Cite this article
Shtraus, V.A. Structure of the operators that commute twice with operators of class K(H). Ukr Math J 38, 682–683 (1986). https://doi.org/10.1007/BF01056662
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF01056662