Geodesic

Sommaire du Fascicule no. 1

Breathers in a~damped--driven nonlinear Schr\"odinger equation
p. 4-12
Properties of the~solitonic potentials of the~heat operator
p. 13-23
Classical and nonclassical symmetries for the~Krichever--Novikov equation
p. 24-34
Exact solutions of the~modified Korteweg--de Vries equation
p. 35-48
Symmetry analysis and exact solutions of some Ostrovsky equations
p. 49-64
Representation and interpretation of quantum mixtures in the~ESR model
p. 65-79
Wave packets and statistics concerned with SUSY-QM partners of~Paul trap Hamiltonians
p. 80-97
Invariant description of $\mathbb{CP}^{N-1}$ sigma models
p. 98-111
Multiple sums and integrals as neutral BKP tau functions
p. 112-124
Singular sectors of the~one-layer Benney and dispersionless Toda systems and their interrelations
p. 125-137
Multimode systems of nonlinear equations: Derivation, integrability,
p. 138-150
Probability representation of spin states and inequalities for unitary matrices
p. 151-161
Quantization of classical mechanics: Shall we Lie?
p. 162-170
A~variational perspective on classical Higgs fields in gauge-natural theories
p. 171-179
Sinusoidal and Gaussian kicking of a~dissipative oscillator map
p. 180-192

Sommaire du Fascicule no. 2

Symmetries and conservation laws of difference equations
p. 195-211
The~$p$-adic quantum differential
p. 212-218
Solutions of two-dimensional Schr\"odinger-type equations in a~magnetic field
p. 219-226
Nonlinear orientational dynamics of a~molecular chain
p. 227-244
The~$SU(3)$ symmetry and macroscopic dynamics of magnets with spin $s=1$
p. 245-260
Using BBGKY hierarchies to study the~effect of the~local field on the~rate of radiative relaxation of quantum systems in a~dielectric medium
p. 261-280
Propagation of wave packets through resonant quantum systems
p. 281-290
Exact $S$-wave solution of the~Schr\"odinger equation for three new potentials using the~transformation method
p. 291-298
Laplace-type exact asymptotic formulas for the~Bogoliubov Gaussian measure
p. 299-340
Toward polaron kinetics in the~Bogoliubov reduced description method
p. 341-357
A~homogeneous gas mixture
p. 358-368

Sommaire du Fascicule no. 3

To the~90th anniversary of the~birth of S.~V.~Tyablikov
p. 371-373
Sergei Vladimirovich Tyablikov: Recollections of graduate students in
p. 374-375
Diffusion and Laplacian transport
p. 376-388
Frustrated quantum two-dimensional $J_1$-$J_2$-$J_3$ antiferromagnet in a~spherically symmetric self-consistent approach
p. 389-416
Thermodynamic properties of two-layer quasi-two-dimensional antiferromagnets
p. 417-427
Spin-polarized transport in structures with tunnel barriers
p. 428-440
Quantum Heisenberg antiferromagnet on low-dimensional frustrated lattices
p. 441-452
The~method of two-time Green's functions in the~magnetism theory of metals with strong correlations
p. 453-466
Indirect interaction between nuclear spins in easy-axis antiferromagnets
p. 467-481
Two-time correlation functions in an~exactly solvable spin-boson model
p. 482-489
The~diagram theory for the~degenerate two-orbital Hubbard model
p. 490-502
Incommensurable state of a~spin density wave and superconductivity in quasi-two-dimensional systems with an~anisotropic energy spectrum
p. 503-517
The~two-time Green's function and the~diagram technique
p. 518-535
The~Bogoliubov--Tyablikov Green's function method in the~quantum theory of magnetism
p. 536-550
Theory of neutron scattering in magnets
p. 551-570
Bose--Einstein condensation in the~excited band and the~energy spectrum of the~Bose--Hubbard model
p. 571-583
Spherical analogues of some non-Ising spin glass models: Exact solutions
p. 584-592