Geodesic

Tome 14 (1978) no. 5

Sommaire

Functional-differential equations
p. 771-797
Strictly positive periodic solutions of a nonlinear ordinary differential equation
p. 798-806
Classification of polynomial systems with respect to birational transformations. I
p. 807-816
The existence of limit cycles of the equation $(1+x)yy'=-P_4(x)-P_2(x)y+\delta y^2$ in a singular case
p. 817-823
The growth of meromorphic solutions of second order differential equations
p. 824-829
Simple cycles in relay-sampled data systems
p. 830-834
Concomitants of a system with quadratic nonlinearities
p. 835-842
The boundedness of the solutions of a certain multidimensional system in the critical case of one zero root and two pure imaginary roots. II
p. 843-852
The behavior of the solutions in the case where the transformation of the argument depends on the solution
p. 853-858
Boundary value problems for differential equations with operator coefficients that depend on a parameter. II. Solvability and properties of solutions
p. 859-870
The uniqueness of the expansions in eigenfunctions of the Schrödinger operator
p. 871-877
Unboundedness of the solutions and a comparison theorem of Sturm type for higher order parabolic systems on the plane
p. 878-884
Fundamental solutions of parabolic systems with discontinuous coefficients, and their applications to boundary value problems. IV
p. 885-899
An approach to the solution of ill-posed problems
p. 900-904
Periodic solutions of linear completely integrable systems
p. 905-907
High order optimality conditions in a class of problems with constraints on the ends of the trajectories
p. 908-911
On solutions of a singular Cauchy problem
p. 912-914
Formulas for the mutual expansion of cylindrical and spheroidal wave functions
p. 915-918
The dependence on the parameter of the structure of the solutions on a toroidal invariant surface
p. 919-921
Polynomial solutions of algebraic differential equations
p. 922-925
Asymptotic behavior of the solutions of linear difference equations with constant coefficients
p. 926-928
Necessary and sufficient conditions for the solvability of a multipoint boundary value problem for a system of first order ordinary differential equations
p. 929-931
Eigenvalues of certain integral operators
p. 932-934
Isolated periodic solutions of certain differential equations
p. 935-937
A criterion for the harmonicity of polynomials
p. 938-939
Some properties of the solutions of linear differential equations with asymptotically almost periodic coefficients
p. 940-942
On the problem of the homotopy classification of elliptic systems with eight variables
p. 943-946
Vladimir Aleksandrovič Il'in (on the occasion of his fiftieth birthday)
p. 947-954