Institute of Mathematics, Academy of Sciences of the USSR
Abstract:
Author's review of his dissertation for the degree of doctor of the physico-mathematical sciences. Dissertation defended May 23, 1968, at the Mathematical Institute of the Academy of Sciences of the USSR. Official opponents: Doctor of Phys.-Math Sciences V. P. Il'in, Doctor of Phys.-Math Sciences I. A. Kipriyanov, and Doctor of Phys.-Math Sciences L. N. Slobodetskii.