1972-1973/27/2

On differentiable solutions of the functional equation φ(f(x)) = g(x, φ(x)) for vector-valued functions

A note on a pentomino functional equation

A boundary value problem for non-linear differential equations with a retarded argument

The numerical method of solving ordinary differential equations with the Cauchy initial condition

Characterization of quasi-analytic functions of several variables by means of rational approximation

New generating functions for the G-function

Addenda to "Periodic solutions of ${\displaystyle x+f\left(x\right)x{\prime }^{2n}+g\left(x\right)=0}$ with arbitrarily large period''

Connexions linéaires conjuguées

Sur l'existence des solutions d'une équation intégro-différentielle

The radius of conformity of some classes of regular functions

Multiple integrals evaluated by functional equations

Verallgemeinerte projektiv-euklidische Räume

The translation equation and algebraic objects