Geodesic

Tome (1999) no. 2

Sommaire

Construction of an unbounded entropy solution of the Cauchy problem with a countable number of shock waves
p. 3-6
Integrability of some quantum systems associated with the root system $B_2$
p. 6-9
Hyperbolic products of groups
p. 9-13
Maximally symmetric bifurcations of Morse functions on two-dimensional surfaces
p. 13-19
Stable topological nonconjugacy of Hamiltonian systems on two-dimensional surfaces
p. 20-27
On the sum of values of a multidimensional function of divisors on a sequence of type $[n^c]$
p. 28-35
Airborne gravimetry problem. Algorithms. Results of testing
p. 36-41
Mathematical modeling of explosive destruction of spherical shells with formation of two populations of fragments
p. 41-48
A method of solving contact problems for bodies of finite size
p. 49-52
Nonlinear instability of rotational Couette flow
p. 52-56
Geometric symmetries of the generalized Born–Infeld equation
p. 57-60
On an axiom of predicate calculus from “Gödel's incompleteness theorems” by R. Smullyan
p. 60-62
Algorithmic classification of invariant neighborhoods of points of saddle-saddle type
p. 62-65
On the Diophantine equation $x^2-Ny^2=-1$
p. 65-67
On the stability of permanent rotations of a triaxial ellipsoid on a horizontal plane with friction
p. 67-69
Artur Yakovlevich Sagomonyan (on the occasion of his 85th birthday)
p. 70-71