Geodesic

Tome 10 (1974) no. 3

Sommaire

Analytic and qualitative theory, and also asymptotic behavior of the solutions of the system of equations $\frac{dx}{dz}=\frac1{z}\sqrt{xy(x+y)}$, $\frac{dy}{dz}=\frac1{1-z}\sqrt{xy(x+y)}$
p. 379-408
On the formulation of boundary value problems for differential equations with deviating argument and several highest terms
p. 409-418
On the controllability of systems with distributed lag
p. 419-425
A condition for the nonvanishing of the Wronskian of a fundamental system of solutions of a linear differential equation with retarded argument
p. 426-430
The cyclic trajectories of systems with switching
p. 431-435
A differential guidance game with integral constraints on the controls of the adversaries
p. 436-446
A stability analysis of resonance problems
p. 447-457
Application of the method of I. A. Lappo-Danilevskiǐ to the problem of finding functions that map a half-plane conformally onto circular polygons
p. 458-469
The preservation of the nature of the recurrence of the solutions of differential equations under perturbations
p. 470-475
Asymptotic behavior of the limiting value of the Green's function of a pseudodifferential operator
p. 476-480
Conditions for the convergence of spectral decompositions that correspond to self-adjoint extensions of elliptic operators. V. A theorem on the uniform convergence of the spectral decomposition for a general second order elliptic operator
p. 481-506
Estimate of the change of the solution of the Dirichlet problem under variation of the domain
p. 507-512
On the problem of constructing a complete integral of the Hamilton–Jacobi equation
p. 513-520
On the question of an integral equation with deviating argument
p. 521-530
Controllable operators
p. 531-536
On the second theorem of N. N. Bogoljubov in the averaging principle for functional-differential equations of neutral type
p. 537-540
The index and solvability of a certain problem for a singular integro-differential equation with conjugation
p. 541-543
The order of an algebraic curve that is a solution of a differential equation
p. 544-546
The limit cycles of a certain dynamical system
p. 547-549
Expansion in the eigenfunctions of a second order partial differential equation of polar type in the case of the whole plane
p. 550-552
The realizability of the phase diagrams of structurally stable three-dimensional dissipative systems
p. 553-554
A certain method of constructing integrable linear equations with a small parameter
p. 555-557
Holomorphic integrals of a certain system of differential equations
p. 558-560
The Cauchy problem for a stochastic first order hyperbolic system
p. 561-562
The radius of attraction of a certain two-dimensional system
p. 563-566
Family of periodic solutions of a system of second order differential equations without dissipation
p. 567-568
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