1966/13/1-4 (16) — DOI: 10.5486/PMD.1966.13.1-4.16 — pp. 109-115
Full Text Abstract

On the equation $\phi(\sum x_i)=\sum \alpha_{ij} \phi(x_i)g(x_j)$

Authors: Halina Światak

Keywords: -

Mathematics Subject Classification: -