2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/132122We develop a new method to obtain symmetrization inequalities of Sobolev type. Our approach leads to new inequalities and considerable simplification in the theory of embeddings of Sobolev spaces based on rearrangement invariant spaces.16 pagesFunctional Analysis46E30, 26D10Sobolev Inequalities: Symmetrization and Self Improvement via Truncationtext