Geodesic

Tome 7 (1971) no. 9

Sommaire

Certain solutions of systems of ordinary differential equations with polynomial right hand side. I, II
p. 1547-1559
Investigation of a singular point on the plane in the case of two zero roots
p. 1560-1567
Absolute stability of direct control systems in two critical cases
p. 1568-1574
A generalized Cauchy problem for a system of differential equations not solved with respect to the derivatives
p. 1575-1580
A maximum principle for general discrete systems
p. 1581-1590
On the optimization of control systems in the presence of constraints. I, II
p. 1591-1602
The branching of solutions of a certain boundary value problem for a second order ordinary differential equation
p. 1603-1610
A certain boundary value problem for a system of ordinary differential equations
p. 1611-1616
Fourier–Bessel series for functions that are integrable with respect to a weight
p. 1617-1628
A conjugation problem for non-stationary abstract linear differential equations
p. 1629-1638
On the question of the solvability of linear differential equations in spaces of analytic functions
p. 1639-1648
The method of lines for nonlinear elliptic equations of arbitrary order
p. 1649-1654
The Neumann problem for piece-wise smooth domains
p. 1655-1666
The stability of the system of eigenvalues and eigenfunctions of the Sturm–Liouville problem
p. 1667-1671
Limit theorems on the existence of integral surfaces that are tangent to singular integral elements
p. 1672-1683
The behavior of solutions of second order parabolic equations with dissipation
p. 1684-1695
Properties of the solutions of a problem with losses in the case of periodic intensities
p. 1696-1698
Conditions for the synthesis of linear controls
p. 1699-1700
Detection of stability of periodic flows with the aid of generalized characteristic numbers
p. 1701-1703
The stability in the critical case of pure imaginary roots, with internal resonance
p. 1704-1706
Stability of quasi-solutions for equations with a closed operator
p. 1707-1709
A certain new method of solution for the biharmonic equation
p. 1710-1713
Periodic boundary value problems and Riesz bases
p. 1714-1720
Algebraic solutions of Abel's differential equation
p. 1721-1722
The simultaneity of systems of two differential equations
p. 1723-1726