Geodesic

Volume 27 (1991) no. 2

Sommaire

Conditions for complete controllability and observability of discrete two-parameter systems
p. 187-193
An exponential representation of solutions of a linear matrix differential equation
p. 193-200
Periodic solutions of linear singularly perturbed systems with certain singularities
p. 200-207
The properties of an ideal that is generated by Lyapunov quantities
p. 207-219
Game-theoretic problems on the control of pencils of trajectories
p. 219-228
The topological properties of an integral funnel of a differential inclusion with a Lipschitz right-hand side
p. 228-238
Conditions for the existence of a singular value of the parameter of a system of ordinary differential equations
p. 238-242
On the solvability of the Cauchy problem with an initial function that arbitrarily increases at infinity for some degenerate quasilinear parabolic equations
p. 243-250
Applications of parabolic Pagni potentials to boundary value problems in mathematical physics. II
p. 250-263
Uniqueness of the solution of a linear problem on steady oscillations of a fluid
p. 264-272
Maximum modulus principles for some classes of second-order elliptic and hyperbolic systems
p. 272-278
A mixed-contact boundary value problem for elliptic systems
p. 279-287
Construction of integral representations for some forms of equations in formal derivatives
p. 288-294
The Cauchy problem for equations of wave packets in a curved dielectric cylinder
p. 294-303
The gradient method for optimal control of distributed systems
p. 303-312
Strictly hyperbolic higher-order equations in $L^p(\mathbf R^n)$, $1$
p. 312-320
Nonlinear integral equations of convolution type with almost increasing kernels in cones
p. 321-330
Boundary integral equations of the potential of a simple layer on a plane of cylindrical variables
p. 331-344
Cubic null-systems of differential equations
p. 345-347
On the violation of the equiconvergence of Fourier series that are connected with pencils of ordinary differential operators, and of trigonometric series
p. 347-350
On the stability in a critical case of a zero and a pair of pure imaginary roots of an $n$-th order nonautonomous nonlinear equation
p. 350-354
On spaces generated by the zeros of the symbol of some singular integral equations
p. 355-357
Bounded solutions of the Cauchy problem in locally convex algebras
p. 357-359
Optimization of a class of discrete two-parameter systems
p. 359-362