1. Minimal conditions for q-subgroups in f*_q-groups

   • A. N. Ostylovskii

   OriginalPaper Pages: 161 - 167

2. Noncanonical invariants of Hamiltonian systems

   • A. D. Bryuno

   OriginalPaper Pages: 167 - 174

3. G-convergence of elliptic operators

   • V. V. Zhikov

   OriginalPaper Pages: 174 - 181

4. A generalization of a Phragmén-Lindelöf-type theorem for elliptic linear equations

   • I. T. Mamedov

   OriginalPaper Pages: 181 - 185

5. Chebyshev systems of continuous functions with values in two-dimensional strictly convex normed space

   • V. A. Koshcheev

   OriginalPaper Pages: 186 - 195

6. Inequalities for norms of derivatives of periodic functions

   • A. A. Ligun

   OriginalPaper Pages: 196 - 199

7. Approximation of a class of differentiable functions by ℒ-splines

   • S. I. Novikov

   OriginalPaper Pages: 200 - 208

8. Stability of the weight properties of functions with respect to a singular Cauchy integral

   • I. B. Simonenko

   OriginalPaper Pages: 208 - 212

9. Subspaces of ℓ₁ with strictly convex norm

   • M. I. Kadets
   • V. P. Fonf

   OriginalPaper Pages: 213 - 215

10. Generating functions of volterra integral operators

    • L. B. Matsnev
    • A. P. Khromov

    OriginalPaper Pages: 216 - 223

11. An answer to Luzin's question about the separability of Ca-curves

    • V. G. Kanovei

    OriginalPaper Pages: 223 - 224

12. Local Torelli theorem for bundles on manifolds with K=0

    • K. I. Kii

    OriginalPaper Pages: 224 - 227

13. Inductive closure of a proper class

    • S. N. Fedin

    OriginalPaper Pages: 227 - 233

14. The irregularity of double surfaces

    • S. I. Khashin

    OriginalPaper Pages: 233 - 235

15. A problem of A. N. Kolmogorov from the theory of the summation of independent random variables

    • N. N. Amosova

    OriginalPaper Pages: 235 - 239

16. Fundamental biorthogonal systems and projection bases in banach spaces

    • A. N. Plichko

    OriginalPaper Pages: 240 - 241