2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/192594The method for the recursive calculation of the effective potential is applied successfully in case of weak coupling limit (g tend to zero) to a multidimensional complex cubic potential. In strong-coupling limit (g tend to infinity), the result is resumed using the variational perturbation theory (VPT). It is found that the convergence of VPT-results approaches those expected.19 pages, 0 figureMathematical Physics03.65.Ca; 05.30.-d; 03.65.-w; 02.30.Mv.text