Geodesic

Volume 15 (1979) no. 8

Sommaire

Nikola{\v\i} Nikolaevi{\v{c}} Bogoljubov (on the occasion of his 70th birthday)
p. 1347-1359
Differential and integral equations in Yugoslavia
p. 1360-1389
The reduction principle for a singularly perturbed system
p. 1390-1394
Kinematic similarity of linear almost periodic systems
p. 1395-1398
Construction of a polynomial basis of comitants of a differential system
p. 1399-1410
Stability of trajectories that do not leave the neighborhood of a homoclinic curve
p. 1411-1419
Boundedness of solutions of a Li\'enard differential equation
p. 1420-1426
Averaging method for differential inclusions and its application to optimal control problems
p. 1427-1433
Exponential dichotomy of an invariant torus of dynamical systems
p. 1434-1443
An averaging principle and stability of differential equations with a small parameter
p. 1444-1449
Solvability conditions for a de la Vall\'ee Poussin boundary value problem
p. 1450-1456
A two-point de la Vall\'ee--Poussin problem
p. 1457-1467
Inequalities for differential polynomials with variable coefficients
p. 1468-1477
Investigation of boundary value problems for an equation of mixed type with a family of characteristics that cross the line of degeneracy twice
p. 1478-1490
Qualitative properties of solutions of a mixed problem
p. 1491-1502
The Bubnov--Galerkin method for construction of periodic solutions of a Volterra type integro-differential equation
p. 1503-1517
Classical solvability of the first boundary value problem for a parabolic equation in the case when the data of the problem depend continuously on the time
p. 1518-1519
Existence and continuous dependence of solutions of boundary value problems
p. 1520-1521
The WKB method for a system of Schr\"odinger equations and the order of its accuracy in the case of characteristics of variable multiplicity
p. 1522-1525
The dimension of the space of solutions of power growth for a class of overdetermined elliptic systems
p. 1526-1528
A boundary value problem for an equation of order $2m+1$
p. 1529-1531