2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/180656The relation between Poisson brackets in supersymmetric one or two-dimensional sigma-models and derived brackets is summarized.2 pages, to appear in the proceedings (Nuclear Physics B -- Proceedings Supplements) of the Cargese summer school 2006 on strings and branesHigh Energy Physics - Theorytext