1. Categoricity for Primitive Recursive and Polynomial Boolean Algebras

   • P. E. Alaev

   OriginalPaper 20 November 2018 Pages: 251 - 274

2. Some Absolute Properties of A-Computable Numberings

   • S. A. Badaev
   • A. A. Issakhov

   OriginalPaper 21 November 2018 Pages: 275 - 288

3. Generic Amplification of Recursively Enumerable Sets

   • A. N. Rybalov

   OriginalPaper 21 November 2018 Pages: 289 - 294

4. Theories of Relatively Free Solvable Groups with Extra Predicate

   • E. I. Timoshenko

   OriginalPaper 21 November 2018 Pages: 295 - 308

5. Universal Functions and Unbounded Branching Trees

   • A. N. Khisamiev

   OriginalPaper 21 November 2018 Pages: 309 - 319

6. Positive Presentations of Families in Relation to Reducibility with Respect to Enumerability

   • I. Sh. Kalimullin
   • V. G. Puzarenko
   • M. Kh. Faizrakhmanov

   OriginalPaper 21 November 2018 Pages: 320 - 323

7. Sessions of the Seminar “Algebra i Logika”

   Events 22 November 2018 Pages: 324 - 326