2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/50296A formulation of anomalies in terms of star products is suggested which promises insight from an alternative and unifying point of view.7 pages. Invited contribution to the proceedings of the International Symposium Quantum Theory and Symmetries, Goslar, Germany, July 1999. Original version completed October 1999, chapter 3 revised October 2000High Energy Physics - Theorytext