1. Generalized Fourier sine series

   • M. I. D'yachenko

   OriginalPaper Pages: 327 - 335

2. Chebyshev centers and χ-normal spaces

   • V. N. Zamyatin
   • A. B. Shishkin

   OriginalPaper Pages: 336 - 342

3. Conditions for riesz means of spectral resolutions to be a basis in L_p(Rⁿ)

   • R. R. Ashurov

   OriginalPaper Pages: 342 - 348

4. Local structure of a completely integrable differential system with singularities

   • V. P. Viflyantsev

   OriginalPaper Pages: 349 - 351

5. Extremal geometric constants

   • A. F. Sidorenko
   • B. S. Stechkin

   OriginalPaper Pages: 352 - 361

6. Approximation of functions of several variables by de La vallée Poussin rectangular sums

   • S. P. Baiborodov

   OriginalPaper Pages: 362 - 372

7. Approximation of a differentiation operator

   • A. P. Buslaev

   OriginalPaper Pages: 372 - 378

8. Approximation with interpolation by splines of arbitrary deficiency

   • A. A. Vasil'ev

   OriginalPaper Pages: 378 - 382

9. The Kolmogorov diameter of the intersection of classes of periodic functions and of finite-dimensional sets

   • É. M. Galeev

   OriginalPaper Pages: 382 - 388

10. Precise constants in inequalities of Jackson type

    • A. N. Davidchik
    • A. A. Ligun

    OriginalPaper Pages: 388 - 393

11. Distribution of certain functionals of spacings in a scheme of series

    • A. M. Protasov

    OriginalPaper Pages: 393 - 399

12. A class of submanifolds of homogeneous reductive spaces

    • V. I. Marmazeev

    OriginalPaper Pages: 400 - 403

13. A supplement to the method of successive approximations

    • N. Yu. Bakaev

    OriginalPaper Pages: 403 - 404