Scattering problem for the differential operator ∂ x ∂ y +1+a(x,y)∂ y +a(x,y) T. I. GaragashA. K. Pogrebkov OriginalPaper Pages: 117 - 132
Commutative properties of singularly perturbed operators N. E. DudkinV. D. Koshmanenko OriginalPaper Pages: 133 - 143
Auto-Bäcklund transformations for the nonlinear Schrödinger equation with variable coefficients R. A. Mishaev OriginalPaper Pages: 144 - 152
Perturbation theory and goldstone singularities in the ordered phase of theO n-symmetric Φ4 theory in a half-space M. Yu. Nalimov OriginalPaper Pages: 163 - 172
Point interactions in the problem of three quantum particles with internal structure K. A. MakarovV. V. MelezhikA. K. Motovilov OriginalPaper Pages: 188 - 207
Hamiltonian approach to continuum dynamics A. A. IsaevM. Yu. KovalevskiiS. V. Peletminskii OriginalPaper Pages: 208 - 218
Introduction of renormalization factor for spin-wave energy into Bogolyubov-Tyablikov theory V. A. BamburovA. A. KazakovV. N. Frolov OriginalPaper Pages: 219 - 223
Dynamics of a system with three-spin interaction in the approximation of a Gaussian fluctuating local field V. E. ZobovM. A. Popov OriginalPaper Pages: 224 - 234