2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/118041This paper asks what classes of input signals are sufficient in order to completely identify the input/output behavior of generic bilinear systems. The main results are that step inputs are not sufficient, nor are single pulses, but the family of all pulses (of a fixed amplitude but varying widths) do suffice for identification.Optimization and Control93B07; 93B30text