Operator Ergodic Theorems for Actions of Free Semigroups and Groups A. I. Bufetov OriginalPaper Pages: 239 - 251
Theta Function Solutions of the Schlesinger System and the Ernst Equation D. A. KorotkinV. B. Matveev OriginalPaper Pages: 252 - 264
A Generalization of the Second Quantization Method to the Case of Special Tensor Products of Fock Spaces and Quantization of Free Energy V. P. Maslov OriginalPaper Pages: 265 - 275
Special Points of Surfaces in the Three-Dimensional Projective Space D. A. Panov OriginalPaper Pages: 276 - 287
Conditions for the Similarity of All Minimal Passive Scattering Systems with Given Scattering Matrix D. Z. Arov OriginalPaper Pages: 293 - 295
One More Kind of the Classical Yang-Baxter Equation I. Z. GolubchikV. V. Sokolov OriginalPaper Pages: 296 - 298
A Problem of Integral Geometry Related to a Triple of Grassmann Manifolds M. I. Graev OriginalPaper Pages: 299 - 301
Holomorphic Functions of a Basis of a Nilpotent Lie Algebra A. A. Dosiev OriginalPaper Pages: 302 - 304
The Negative Spectrum of a Class of Two-Dimensional Schrödinger Operators with Potentials Depending Only on Radius A. Laptev OriginalPaper Pages: 305 - 307
Completeness Theorems for Systems of Differential Equations M. M. MalamudL. L. Oridoroga OriginalPaper Pages: 308 - 310
When a Sum of Idempotents or Projections is a Multiple of the Identity V. I. RabanovichYu. S. Samoilenko OriginalPaper Pages: 311 - 313