Geodesic

Tome 89 (1991) no. 3

Sommaire

Lie-algebraic approach to nonlocal symmetries of integrable systems
p. 323-336
Unitary analog of the Anderson model. Purely point spectrum
p. 337-365
Properties of translationally invariant quantum-dynamical semigroups
p. 366-379
Compact relationships between invariants of classical lie groups and elementary symmetric polynomials
p. 380-387
Three-dimensional Gross--Neveu model in an~external electric field.~II
p. 388-394
Photon phase operator
p. 395-401
Solutions of Yang--Mills and Yang--Mills--Higgs equations
p. 402-412
Non-lie symmetry of Galileo-invariant equation for a~particle with spin $s=1/2$
p. 413-419
Effects of particle structure in the three-body problem
p. 420-437
Bogolyubov canonical transformation and collective states of bosonic fields
p. 438-445
Classical equilibrium generalized hydrodynamic correlation Green's functions for a~system of hard balls with weak interaction
p. 446-464
Diffusion in a~lattice with static disorder
p. 465-472
Quantization of systems in incomplete spaces and the problem of particle production by a~gravitational field
p. 473-480