Geodesic

Sommaire du Fascicule no. 1

Equations for Green's functions obtained from a~variational principle
p. 3-12
Two-body problem in adiabatic and strong coupling
p. 13-29
Twisted eikonal graphs and structure of the quasipotential
p. 30-36
Singular quasipotential equation
p. 37-48
Legendre transforms in the Ising model
p. 49-59
Finiteness of the discrete spectrum in the quantum $n$-particle problem
p. 60-73
Dissociation and formation of negative ions in slow collisions with atoms. Allowance for the quantum-mechanical nature of the motion of atoms in the case of horizontal position of the boundary of the continuous spectrum
p. 74-85
Spectrum and correlation functions of an anisotropic Heisenberg antiferromagnet
p. 86-102
Aspects of the study of model Hamiltonians of statistical physics
p. 103-110
On the critical temperature of anisotropic and inhomogeneous superconductors
p. 111-117
On~an~effective Hamiltonian that describes quasihomeopolar excitations in the framework of the Hubbard model
p. 118-129
Response of a~thermodynamic system to a~slowly varying mechanical perturbation
p. 130-136
Interaction of two-quasiparticle and phonon excitations in even-even atomic nuclei
p. 137-145
Integral equations for equilibrium distribution functions
p. 146-152

Sommaire du Fascicule no. 2

Essentially nonlinear fields and vacuum polarization
p. 155-159
Essentially nonlinear one-dimensional model of classical field theory
p. 160-174
Proof of the Bogolyubov--Parasyuk theorem for nonscalar case
p. 175-182
Low-energy structure of the Feynman $S$-matrix
p. 183-194
Analyticity and bounds on the scattering amplitude at finite energies
p. 195-206
Analytic properties of the scattering amplitude in strong coupling theory
p. 207-212
Kerr and Newman--Unti--Tamburino type solutions of Einstein's equations with cosmological term
p. 213-223
Determination of closed expressions for the perturbation theory corrections to the wave functions of bound states by means of a~Sturm function expansion
p. 224-232
Statistical theory of viscoelastic properties of fluids
p. 233-246
On the theory of quantum kinetic processes in strong alternating fields
p. 247-257
Generalization of the minimax principle for model quasispin problems
p. 258-265
Summation of topologically equivalent diagrams in the ising model
p. 266-278
Thermodynamic properties of superconductors with paramagnetic impurity under pressure
p. 279-295

Sommaire du Fascicule no. 3

Nikolai Nikolaevich Bogolyubov. Fifty years of scientific work
p. 299-304
New bounds of the distribution function of an~inclusive process
p. 305-310
Generating functional for the $S$-matrix in gauge-invariant theories
p. 311-321
Comments on the structure of the $R$-operation
p. 322-328
Theory of dynamical affine and conformal symmetries as the theory of the gravitational field
p. 329-342
Phase transition with change of symmetry as bifurcation of the solution of a~nonlinear integral equation
p. 343-353
Quasiinvariants of the motion and existence of the $\varepsilon$-limit in the nonequilibrium statistical operator method
p. 354-366
Coherent states in the problem of the establishment of statistical equilibrium in a~system coupled to a~thermal bath
p. 367-375
Projection formalism in the theory of irreversible processes
p. 376-387
Limit distribution functions in classical statistical physics
p. 388-401
Generalized transport equations in the theory of irreversible processes
p. 402-414
Dispersion of the permittivity tensor of ionic crystals in the exciton region
p. 415-423
On~the residual resistivity of a~metal
p. 424-429