2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/181974Condensed account of the Lectures delivered at the Meeting on {\it Noncommutative Geometry in Field and String Theory}, Corfu, September 18 - 20, 2005.10 pagesHigh Energy Physics - TheoryGeneral Relativity and Quantum CosmologyQuantum Algebratext