1. Characteristic classes (purities) of short exact sequences in the category of Abelian groups

   • R. G. Alizade

   OriginalPaper Pages: 505 - 511

2. FC-groups of countable free rank

   • L. A. Kurdachenko

   OriginalPaper Pages: 512 - 518

3. A reduction of the decidability problem of the theory of a free group

   • G. S. Makanin

   OriginalPaper Pages: 519 - 521

4. Uniform approximation of functions on an interval

   • I. A. Shevehuk

   OriginalPaper Pages: 521 - 528

5. Zero radius interaction for the biharmonic and polyharmonic equations

   • Yu. E. Karpeshina
   • B. S. Pavlov

   OriginalPaper Pages: 528 - 533

6. Continuous linear operators commuting with convolution of measures in infinite-dimensional space

   • I. F. Kurbyko

   OriginalPaper Pages: 534 - 536

7. Boundedness of optimal trajectories

   • A. I. Panasyuk
   • V. I. Panasyuk

   OriginalPaper Pages: 536 - 541

8. Nonlinear multiplicative inequalities and estimates of gradients of solutions of elliptic equations

   • M. A. Perel'muter

   OriginalPaper Pages: 541 - 547

9. A mixed problem for the generalized Euler-Poisson-Darboux equation in an exceptional case

   • Ho K'ang Cher

   OriginalPaper Pages: 548 - 551

10. The number of computable indexations of finite classes of constructive models

    • V. P. Dobritsa

    OriginalPaper Pages: 551 - 553

11. Bending of a piece of an ovaloid into a surface with self-intersection

    • S. B. Klimentov

    OriginalPaper Pages: 554 - 562

12. Exactness theorems in the cohomology theories MU, BP, and P(n)

    • Yu. B. Rudyak

    OriginalPaper Pages: 562 - 569

13. The asymmetry indices of stable measures

    • V. I. Bogachev

    OriginalPaper Pages: 569 - 575