1. Yurii Oleksiiovych Mytropol's'kyi (Obituary)

   Obituary 26 February 2009 Pages: 1347 - 1348

2. (Min, max)-equivalence of posets and nonnegative Tits forms

   • V. M. Bondarenko
   • M. V. Stepochkina

   OriginalPaper 26 February 2009 Pages: 1349 - 1359

3. Inverse Sturm-Liouville problem on a figure-eight graph

   • A. M. Gomilko
   • V. N. Pivovarchik

   OriginalPaper 26 February 2009 Pages: 1360 - 1385

4. Weak local homeomorphisms and B-favorable spaces

   • O. O. Karlova
   • V. V. Mykhailyuk

   OriginalPaper 26 February 2009 Pages: 1386 - 1395

5. Best M-term trigonometric approximations of the classes \( B^{\Omega }_{{p,{\text{ $ \theta $ }}}} \) of periodic functions of many variables in the space L _q

   • A. F. Konohrai
   • S. A. Stasyuk

   OriginalPaper 26 February 2009 Pages: 1396 - 1417

6. On scalar-type spectral operators and Carleman ultradifferentiable C ₀-semigroups

   • M. V. Markin

   OriginalPaper 27 February 2009 Pages: 1418 - 1436

7. On the Skitovich-Darmois theorem and Heyde theorem in a Banach space

   • M. V. Myronyuk

   OriginalPaper 27 February 2009 Pages: 1437 - 1447

8. Spectrum and states of the BCS Hamiltonian with sources

   • D. Ya. Petrina

   News 26 February 2009 Pages: 1448 - 1476

9. Equivalent definition of some weighted Hardy spaces

   • V. M. Dil’nyi

   Brief Communications 27 February 2009 Pages: 1477 - 1482

10. Inertial proximal point regularization algorithm for unconstrained vector convex optimization problems

    • Nguyen Buong

    OriginalPaper 26 February 2009 Pages: 1483 - 1491

11. Convergence of an impulsive storage process with jump switchings

    • I. V. Samoilenko

    OriginalPaper 26 February 2009 Pages: 1492 - 1497

12. Periodic solutions of linear impulsive differential inclusions

    • N. V. Skripnik

    OriginalPaper 26 February 2009 Pages: 1498 - 1508