In memory of Mikhail Konstantinovich Polivanov (09/19/1930–01/23/1992) Announcement Pages: 1199 - 1199
Resolvent approach for two-dimensional scattering problems. Application to the nonstationary Schrödinger problem and the KPI equation M. BoitiF. PempinelliM. C. Polivanov OriginalPaper Pages: 1200 - 1224
Connection between lattice and continuum models for one-dimensional systems V. A. Il'inaP. K. Silaev OriginalPaper Pages: 1232 - 1238
Symmetry groups in the extended quantization scheme G. P. DzhordzhadzeI. T. Sarishvili OriginalPaper Pages: 1239 - 1250
On two mathematical problems of canonical quantization. IV A. I. Kirillov OriginalPaper Pages: 1251 - 1261
The difficulties in the mathematical definition of path integrals are overcome in the theory of continuous quantum measurements M. B. Menskii OriginalPaper Pages: 1262 - 1267
Reflectionless potentials and soliton series of the KDV equation V. Yu. Novokshenov OriginalPaper Pages: 1279 - 1291
Poisson-Lie groups. The quantum duality principle and the twisted quantum double M. A. Semenov-Tyan-Shanskii OriginalPaper Pages: 1292 - 1307
A simple example of modular forms as tau-functions for integrable equations L. A. Takhtajan OriginalPaper Pages: 1308 - 1317
A new approach to BRST operator cohomologies: Exact results for the BRST-fock theories S. S. HoruzhyA. V. Voronin OriginalPaper Pages: 1318 - 1327
Multicut solutions of the matrix Kontsevich-Penner model K. L. ZaremboL. O. Chekov OriginalPaper Pages: 1328 - 1336