Geodesic

Tome 9 (1973) no. 8

Sommaire

The support principle in optimal control problems
p. 1363-1370
Affine invariants of a system with quadratic nonlinearities
p. 1371-1382
Certain questions of whether a linear optimal control problem with minimal pulse is well-posed. I. Dependence of the optimal control on the initial state and on the parameters
p. 1383-1392
Asymptotic solutions of second order linear homogeneous differential equations in a Banach space with a small parameter multiplying the highest derivative
p. 1393-1402
Investigation of a discrete relay system by the method of point transformations of the switching domains. II
p. 1403-1416
Linear equations with integral separation that are everywhere dense in the set of all linear differential equations of order $n$
p. 1417-1424
Conditions for a priori boundedness of the solutions of boundary value problems for third order equations
p. 1425-1431
The cycles of the equation $y'=Q_2(x,y)/P_2(x,y)$
p. 1432-1437
Estimates of the fundamental potentials for parabolic equations of higher order. I
p. 1438-1451
The axially symmetric Dirichlet problem of the static theory of elasticity in displacements for a domain that is bounded by a cylindrical and a spherical surface
p. 1452-1463
The branching of the solutions of differential equations with a degeneracy
p. 1464-1481
The approximation of the solutions of boundary value problems in unbounded domains
p. 1482-1492
On the approximate solution of singular integrodifferential equations. I. Linear equations
p. 1493-1502
Regularization of ill-posed convolution type equations by means of generalized summation of integrals
p. 1503-1510
Set-valued mappings in the theory of integral equations with a discontinuous operator
p. 1511-1519
Bifurcations of the separatrices and limit cycles of a two-dimensional dynamical system under a rotation of the field
p. 1520-1522
Sufficient conditions for the oscillatoriness of the solutions of nonlinear finite difference equations
p. 1523-1524
On the optimization of motions
p. 1525-1526
Sufficient conditions for stability and instability in the sense of V. I. Zubov of invariant manifolds of differential systems
p. 1527-1529
Partial stability in the first approximation
p. 1530-1533
Meromorphic solutions of linear differential equations with meromorphic coefficients
p. 1534-1536
A fixed point method in certain boundary value problems for ordinary differential equations with discontinuous right hand side
p. 1537-1539
A proof of the presence of an infinite number of limit cycles for the equation $\ddot y+\mu\ sin$ $(\dot y+\theta )+y=0$
p. 1540-1542
Rafaèl' Aramovič Aleksandrjan (on the occasion of his fiftieth birthday)
p. 1543-1546