2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/50041The Cattaneo-Felder path integral form of the perturbative Kontsevich deformation quantization formula is used to explicitly demonstrate the existence of nonperturbative corrections to na\"ıve deformation quantization.4 pages, RevTeXHigh Energy Physics - Theorytext