%0 Journal Article %A Karine Beauchard %A Jérémy Le Borgne %A Frédéric Marbach %T On expansions for nonlinear systems Error estimates and convergence issues %J Comptes Rendus. Mathématique %D 2023 %P 97-189 %V 361 %I Académie des sciences, Paris %R 10.5802/crmath.395 %G en %F CRMATH_2023__361_G1_97_0