1. Quasicrystals and their symmetries

   • V. A. Artamonov

   OriginalPaper Pages: 6657 - 6662

2. A topological prime quasi-radical

   • B. Bazigaran
   • S. T. Glavatsky
   • A. V. Mikhalev

   OriginalPaper Pages: 6663 - 6671

3. Standard bases concordant with the norm and computations in ideals and polylinear recurring sequences

   • E. V. Gorbatov

   OriginalPaper Pages: 6672 - 6707

4. A new characterization of Riemann-integrable functions

   • V. K. Zakharov
   • A. A. Seredinskii

   OriginalPaper Pages: 6708 - 6714

5. On Rees weakly projective right acts

   • U. Knauer
   • H. Oltmanns

   OriginalPaper Pages: 6715 - 6722

6. Weakly primitive superrings

   • S. V. Limarenko

   OriginalPaper Pages: 6723 - 6752

7. Sets of Hilbert series and their applications

   • D. I. Piontkovski

   OriginalPaper Pages: 6753 - 6761

8. Varieties of two-step solvable algebras of type (γ, δ)

   • S. V. Platonova

   OriginalPaper Pages: 6762 - 6779

9. Problems in algebra inspired by universal algebraic geometry

   • B. I. Plotkin

   OriginalPaper Pages: 6780 - 6791

10. Relatively free products of Magnus groups

    • A. V. Syrtsov

    OriginalPaper Pages: 6792 - 6802

11. Topological Krull dimension

    • V. V. Tenzina

    OriginalPaper Pages: 6803 - 6813

12. Geometric regularity of direct-sum decompositions in some classes of modules

    • A. Facchini

    OriginalPaper Pages: 6814 - 6822

13. An interlacing theorem for matrices whose graph is a given tree

    • C. M. da Fonseca

    OriginalPaper Pages: 6823 - 6830