1. Polynomial expansions of Boolean functions with respect to nondegenerate functions

   • S. F. Vinokurov
   • N. A. Peryazev

   OriginalPaper Pages: 411 - 416

2. Projective products of profinite groups

   • Yu. L. Ershov

   OriginalPaper Pages: 417 - 426

3. Transfer from deducibility in the classical set theory to deducibility in intuitionistic set theory for the language of rings

   • V. A. Lyubetskii

   OriginalPaper Pages: 427 - 439

4. The metatheory of sets

   • A. S. Nudel'man

   OriginalPaper Pages: 440 - 454

5. Filtering formulas

   • A. I. Omarov

   OriginalPaper Pages: 454 - 462

6. Fine hierarchy and definable index sets

   • V. L. Selivanov

   OriginalPaper Pages: 463 - 475

7. On quasi-identities of finitely generated commutative Moufang loops

   • V. I. Ursu

   OriginalPaper Pages: 476 - 481

8. A four-group of automorphisms with a small number of fixed points

   • P. V. Shumyatskii

   OriginalPaper Pages: 481 - 489