%0 Journal Article %A Bruno Després %A Matthieu Ancellin %T A functional equation with polynomial solutions and application to Neural Networks %J Comptes Rendus. Mathématique %D 2020 %P 1059-1072 %V 358 %N 9-10 %I Académie des sciences, Paris %R 10.5802/crmath.124 %G en %F CRMATH_2020__358_9-10_1059_0