2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/59428Necessary and sufficient conditions for the equivalence of the Rademacher chaos to the canonical basis of l_2 and also for the complementability of the corresponding generated subspace are derived. In particular, we obtain the unimprovability of the exponential integrability of functions from this space.26 pagesFunctional AnalysisClassical Analysis and ODEs46B20 (primary), 42A55, 42A61 (secondary)text