2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/79124The action of Batalin-Vilkovisky Delta-operator on semidensities in an odd symplectic superspace is defined. This is used for the construction of integral invariants on surfaces embedded in an odd symplectic superspace and for more clear interpretation of the Batalin-Vilkovisky formalism geometry.17 pages, Plain-TeXDifferential GeometryMathematical Physics58A50; 53B50; 53A55; 81T70text