1/N expansion: Calculation of anomalous dimensions and mixing matrices in the order 1/N for N×p matrix gauge-invariant σ model A. N. Vasil'evN. Yu. NalimovYu. R. Khonkonen OriginalPaper Pages: 111 - 120
Nonlinear realization of the conformal group in two dimensions and the Liouville equation E. A. IvanovS. O. Krivonos OriginalPaper Pages: 131 - 140
Two-loop approximation in the background field formalism S. L. Shatashvili OriginalPaper Pages: 144 - 150
Reconstruction of the interaction potential in quasiclassical scattering D. I. Abramov OriginalPaper Pages: 160 - 166
Quasipotential wave functions of a relativistic harmonic oscillator and Pollaczek polynomials N. M. Atakishiev OriginalPaper Pages: 166 - 171
Complete phase diagrams with respect to external fields at low temperatures for models with nearest-neighbor interaction in the case of a finite or countable number of ground states A. G. Basuev OriginalPaper Pages: 171 - 182
Classification of quasione-dimensional Peierls-Fröhlich conductors E. D. BelokolosI. M. Pershko OriginalPaper Pages: 183 - 191
Cluster expansion for Gibbs perturbation of a massless Gaussian field R. R. AkhmitzyanovV. A. MalyshevE. N. Petrova OriginalPaper Pages: 192 - 196
Equivalence of two forms of the nonequilibrium statistical operator M. I. AuslenderV. P. Kalashnikov OriginalPaper Pages: 196 - 202
Two-dimensional ice-type vertex model with two types of staggered sites R. Z. Bariev OriginalPaper Pages: 207 - 210