2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/101181We review basic notions and methods of noncommutative geometry and their applications to analysis and geometry on foliated manifolds.96 pages, final version, some minor changes, to appear in K-TheoryDifferential GeometryOperator Algebras58B34; 46L87; 19K56text