Geodesic

Tome 95 (1993) no. 1

Sommaire

Polynomial deformations of the Lie algebras $sl(2)$ in problems of quantum optics
p. 3-19
Degenerate multidimensional dispersion laws
p. 20-33
Symmetry algebra of nonlinear integrable equations
p. 34-41
Dynamical breakdown of parity and chiral invariance in the generalized three-dimensional four-fermion field theory
p. 42-50
Vector meson in an electromagnetic field
p. 51-57
Hamiltonian approach to the theory of antiferromagnetic systems
p. 58-73
Generalized kinetic equation and its application to models of relativistic nuclear dynamics
p. 74-86
New approach in the theory of low-dimensional Heisenberg magnets
p. 87-95
``Domain walls'' in the isotropic Heisenberg model
p. 96-100
Collective vibrations in a~three-band superconductor
p. 101-110
Theory of heterogeneous decay of a~gas-supersaturated solution on passive gas bubbles
p. 111-126
Specific heat and mean energy of a~Heisenberg ferromagnet in the Green's function method
p. 127-134
Analytic solutions for static spherically symmetric distribution of liquid in its gravitational self-field
p. 135-145
B\"acklund autotransformation for the equation $u_{xt}=e^u-e^{-2u}$
p. 146-159
A method of calculating the critical dimensions of composite operators in the massless nonlinear $\sigma$ model
p. 160-175