1. A semantics for the first quartet by T. S. Eliot

   • A. Kron

   OriginalPaper Pages: 209 - 222

2. Toward a possible solution of the generalized continuum problem

   • A. S. Nudel’man

   OriginalPaper Pages: 223 - 227

3. Vaught’s conjecture for modules over a commutative Prüfer ring

   • M. Prest
   • V. A. Puninskaya

   OriginalPaper Pages: 228 - 236

4. Finite bases with respect to admissibility for modal logics of width 2

   • V. V. Rimatskii

   OriginalPaper Pages: 237 - 247

5. Refining the polynomial hierarchy

   • V. L. Selivanov

   OriginalPaper Pages: 248 - 258

6. A quantum analog of the Poincare-Birkhoff-Witt theorem

   • V. K. Kharchenko

   OriginalPaper Pages: 259 - 276