Geodesic

Sommaire du Fascicule no. 1

Analytic Perturbation Theory for QCD Observables
p. 3-20
Resonance Scattering by Infinite Sheets
p. 21-33
Difference Operators on Two-Dimensional Regular Lattices
p. 34-46
Symmetries of Systems of the Hyperbolic Riccati Type
p. 47-62
Hyperbolic Equations Admitting Differential Substitutions
p. 63-74
Nonlinear Representations of the Lorentz Group in Quantum Field Theory
p. 75-89
Reparameterization-Invariant Reduction in the Hamiltonian Description of a Relativistic String
p. 90-109
Geometric-Dynamic Approach to Billiard Systems: I.~Projective Involution of a Billiard, Direct and Inverse Problems
p. 110-124
Metric Properties of Bogoliubov Trajectories in Statistical Equilibrium Theory
p. 125-142
Correlation Function of the Two-Dimensional Ising Model on a Finite Lattice: I.
p. 143-167
Kinetic Model for Spin Correlation Swapping
p. 168-176

Sommaire du Fascicule no. 2

Matrix Models: Geometry of Moduli Spaces and Exact Solutions
p. 179-252
General Form of the $*$-Product on the Grassmann Algebra
p. 253-267
Wick Power Series Converging to Nonlocal Fields
p. 268-283
Coulomb Gas Representation for Rational Solutions of the Painlev\'e Equations
p. 284-303
The Possibility of Forming Coupled Pairs in the Periodic Anderson Model
p. 304-316
The Theory of Quantum Fermi-Liquid Solutions with a Vector Order Parameter
p. 317-335
Thermodynamic Energy of Semi-Infinite Solids with a Two-Dimensional Hot Electron Gas near the Surface
p. 336-352

Sommaire du Fascicule no. 3

Foreword
Yangians and $\mathcal W$-Algebras
p. 356-366
Quasi-Exactly Solvable Generalizations of Calogero--Sutherland Models
p. 367-378
Symmetries of the Discrete Nonlinear Schr\"odinger Equation
p. 379-387
Integrable Extended Blaszak--Marciniak Lattice and Another Extended Lattice with Their Lax Pairs
p. 388-393
Regularizing the KdV Equation near a Blow-Up Surface
p. 394-400
Perturbation of Solutions with Moving Singularities
p. 401-410
Static Vortex Solutions in a Planar Particle System Obeying a Generalized Exclusion Principle
p. 411-417
Exact Relativistic Treatment of Stationary Counter-Rotating Dust Disks: Axis, Disk, and Limiting Cases
p. 418-431
Self-Dual Vortices in Chern--Simons Hydrodynamics
p. 432-443
Nonlinear Renormalization Group Flow and Approximate Solutions
p. 444-456
KP Theory of Egorov Nets
p. 457-464
Group Foliation Approach to the Complex Monge--Amp\'ere Equation
p. 465-474
Relaxation to Intermediate Attractors in Nonlinear Wave Equations
p. 475-487
The $r$-Matrix and an Algebraic-Geometric Solution of the AKNS System
p. 488-496