Geodesic

Tome 26 (1990) no. 9

Sommaire

The comparison method for differential equations with impulse action
p. 1475-1483
Some identities for eigenvalues and eigenfunctions of a class of fourth-order differential operators
p. 1483-1490
Positivity of the Cauchy function and stability of linear differential equations with aftereffect
p. 1490-1500
An analogue of the Newton diagram method for a class of singularly perturbed differential equations. II
p. 1500-1509
“Hereditary” properties of systems of operator equations
p. 1510-1521
Optimal trajectories of differential inclusions in a problem with constraints on the ends of the trajectories
p. 1521-1528
Testing the transversality condition by the methods of symbolic dynamics
p. 1528-1536
A spectral problem that is connected with an equation of viscous sound
p. 1536-1541
A class of linear differential and discrete games between groups of pursuers and evaders
p. 1541-1551
Estimates for the solutions of an ordinary differential equation with a parameter and functional conditions
p. 1551-1562
On an inverse problem for the Laplace operator with continuous potential
p. 1563-1567
A three-point mixed problem with an integral condition with respect to the space variable for second-order parabolic equations
p. 1568-1575
The Tikhonov problem for second-order linear parabolic equations
p. 1576-1585
Boundary value problems for systems of third-order differential equations
p. 1585-1589
Some integral expansions of an arbitrary function in Legendre function
p. 1589-1598
Solvability of linear differential equations in scales of Roumieu spaces that are constructed by means of a given unbounded linear operator
p. 1598-1608
Estimates for potentials with oscillating kernels that are connected with the Helmholtz equation
p. 1608-1613
On a problem of determining the parameter of an evolution equation
p. 1614-1621
Solvability of the Dirichlet problem for multidimensional elliptic systems
p. 1621-1626
Uniqueness classes of generalized solutions of boundary value problems for parabolic equations in unbounded noncylindrical domains
p. 1627-1633
$L_2$-estimates of the solution of model initial-boundary value problems for a system of two equations of general form with mixed parabolic-elliptic structure
p. 1634-1635
Asymptotic expansion with respect to the small parameter of the solution of an equation of elliptic type with a discontinuous coefficient and right-hand side
p. 1636-1637
An inverse problem of spectral analysis on a half-line for a differential equation in a certain class
p. 1638-1640
Existence of solutions that are smooth with respect to the parameter for singularly perturbed equations
p. 1641-1643
Numerical solution of a nonlinear Poisson equation for an electric potential in semiconductors
p. 1643-1645
Investigation of the stability of linear differential-functional equations of retarded type by the method of Lyapunov functions
p. 1645-1646
Exponential decrease of the solutions of linear systems with deviating argument of neutral type
Analytic structure of solutions of the Sturm–Liouville problem with regular singularities
p. 1648-1650