1. Finite groups with a Sylow 2-subgroup having elementary commutant of order 8

   • A. S. Kondrat'ev

   OriginalPaper Pages: 321 - 325

2. Best linear approximation of some classes of differentiable periodic functions

   • V. F. Babenko
   • S. A. Pichugov

   OriginalPaper Pages: 325 - 329

3. Representation of monotonic functions by trigonometric series

   • A. Yu. Petrovich

   OriginalPaper Pages: 329 - 333

4. Existence of continuable bases in spaces of functions, analytic in compacta

   • V. P. Zakharyuta
   • S. N. Kadampatta

   OriginalPaper Pages: 334 - 340

5. Some properties of the Walsh system

   • S. V. Levizov

   OriginalPaper Pages: 341 - 344

6. Extremal interpolation with least norm of linear differential operator

   • V. T. Shevaldin

   OriginalPaper Pages: 344 - 354

7. Inverse function theorem in locally convex spaces

   • M. F. Sukhinin

   OriginalPaper Pages: 354 - 358

8. Analytical properties of Poincaré series of a loop space

   • I. K. Babenko

   OriginalPaper Pages: 359 - 367

9. Stability of leaves of a foliation with a compatible Riemannian metric

   • V. A. Igoshin
   • Ya. L. Shapiro

   OriginalPaper Pages: 367 - 373

10. Isometric embedding of two-dimensional manifolds of negative curvature by the Darboux method

    • E. V. Shikin

    OriginalPaper Pages: 373 - 382

11. Minimization of the computational labor in determining the first eigenvalues of differential operators

    • E. G. D'yakonov
    • M. Yu. Orekhov

    OriginalPaper Pages: 382 - 391

12. Monotonicity of mean values of subharmonic functions in a ring

    • L. A. Aksent'ev
    • Yu. A. Reshetnikov

    OriginalPaper Pages: 392 - 397

13. Roots of unity as nonfree points of the complex plane

    • Yu. A. Ignatov

    OriginalPaper Pages: 398 - 399