On conditions that the spectra of certain operators be discrete M. A. Shubin OriginalPaper Pages: 147 - 151
Spline polynomials with a prescribed sequence of extrema M. B. Korobkova OriginalPaper Pages: 158 - 162
On the inversion of functional operators in a space of functions bounded on the axes É. Mukhamadiev OriginalPaper Pages: 169 - 172
A theorem concerning the joint approximation of real numbers by rationals V. P. Myakishev OriginalPaper Pages: 195 - 198
Finite automata and Burnside's problem for periodic groups S. V. Aleshin OriginalPaper Pages: 199 - 203