Geodesic

Tome 4 (1968) no. 9

Sommaire

Recurrent and almost periodic limit solutions of non-autonomous systems
p. 1555-1559
The number of Frommer substitutions sufficient to reveal all ${\rm TO}$-curves of the equation $X(x,\,y)\,dy=Y(x,\,y)\,dx$
p. 1560-1573
On the control theory of dynamical systems
p. 1574-1583
Degenerate linear differential equations. I
p. 1584-1597
On the theory of linear equations with periodic coefficients, close to constants, and with lag
p. 1598-1607
Minimal sets and Ljapunov stability in partially ordered dynamical systems
p. 1608-1615
On the theory of generalized characteristic numbers
p. 1616-1624
The problem of the center for differential equations with discontinuous right-hand sides
p. 1625-1639
Uniform asymptotic stability of nonlinear systems of difference equations with a small parameter multiplying the first differences
p. 1640-1647
The optimal construction of a set of differential equations having a given integral curve
p. 1648-1657
The Cauchy problem for a one-dimensional hyperbolic equation of arbitrary order with data on a curve of degeneracy
p. 1658-1662
The first boundary value problem for a certain equation of mixed type
p. 1663-1666
The exterior boundary value problem for an operator which decomposes into Helmholtz operators
p. 1667-1675
The distribution of eigenvalues of a singular opeator
p. 1676-1682
Asymptotics of the spectral function of ordinary differential operators on a finite interval
p. 1683-1690
Ill-posed problems for convolution type equations
p. 1691-1704
The solution of certain discrete problems which reduce to a Riemann problem
p. 1705-1712
The Dirichlet problem for equations of von Kármán type
p. 1713-1719
The periodic solutions of a certain system with a small parameter
p. 1720-1723
Sergeĭ L'vovich Sobolev (on his 60th birthday)
p. 1724-1730