2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/170750The uniqueness question of the multivariate moment problem is studied by different methods: Hilbert space operators, complex function theory, polynomial approximation, disintegration, integral geometry. Most of the known results in the multi-dimensional case are reviewed and reproved, and a number of new determinacy criteria are developed.Functional Analysistext