Geodesic

Sommaire du Fascicule no. 1

Robert Adol'fovich Minlos (28 February 1931\,--\,9 January 2018)
p. 3-5
Semicommuting and commuting operators for the~Heun family
p. 6-26
Integrable seven-point discrete equations and second-order evolution chains
p. 27-43
Solvability of a~nonlinear integral equation in dynamical string
p. 44-53
Inverse scattering problem for the~Schr\"odinger equation with an~additional quadratic potential on the~entire axis
p. 54-63
Coulomb scattering of a~slow quantum particle in a~space of
p. 64-74
Differences of idempotents in $C^*$-algebras and the~quantum Hall effect
p. 75-80
Fractional Hamiltonian systems with locally defined potentials
p. 81-90
Debye--Waller factor in neutron scattering by ferromagnetic metals
p. 91-104
Representation of renormalization group functions by nonsingular
p. 105-116
Conformal collineations of the~Ricci and energy--momentum tensors in static plane symmetric space--times
p. 117-129
Quantum gravitational effects on the~boundary
p. 130-154
Thermal quantum discord and super quantum discord teleportation via a~two-qubit spin-squeezing model
p. 155-168

Sommaire du Fascicule no. 2

Functional integrals for the~Bogoliubov Gaussian measure: Exact asymptotic forms
p. 171-189
Absence of global solutions of a~mixed problem for a~Schr\"odinger-type nonlinear evolution equation
p. 190-196
Generalized lattice Heisenberg magnet model and its quasideterminant soliton solutions
p. 197-208
Asymptotic analysis of multilump solutions of the~Kadomtsev--Petviashvili-I equation
p. 209-224
Absence of gaps in a~lower part of the~spectrum of a~Laplacian with frequent alternation of boundary conditions in a~strip
p. 225-239
Quasiaverages and degenerate quantum equilibriums of magnetic systems with $SU(3)$ symmetry of the~exchange interaction
p. 240-255
Spectral gap of the~antiferromagnetic Lipkin--Meshkov--Glick model
p. 256-268
Congruence convergence in pp-wave space--time
p. 269-287
Four-dimensional covariance of Feynman diagrams in Einstein gravity
p. 288-312
Dynamical symmetry breaking in geometrodynamics
p. 313-328

Sommaire du Fascicule no. 3

Unitary representations of the~Wigner group $ISL(2,\mathbb C)$ and a~two-spinor description of~massive particles with an~arbitrary spin
p. 331-361
Regular and irregular solutions in the~problem of dislocations in solids
p. 362-380
Integrability properties of a~supersymmetric coupled dispersionless integrable system
p. 381-390
Vacuum and thermal energies for two oscillators interacting through a~field
p. 391-421
Four-parameter $1/r^2$ singular short-range potential with rich bound states and a~resonance spectrum
p. 422-436
Asymptotic solution of a~multichannel scattering problem with a~nonadiabatic coupling
p. 437-450
Group analysis of the~one-dimensional Boltzmann equation: III.~Condition for the~moment quantities to be physically meaningful
p. 451-482
Axisymmetric pure radiation space--time with causality-violating geodesics
p. 483-490
Inverse problem for a~system of integro-differential equations for SH waves in a~visco-elastic porous medium: Global solvability
p. 491-506