2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/164948The stratified vector bundles on a smooth variety defined over an algebraically closed field $k$ form a neutral Tannakian category over $k$. We investigate the affine group--scheme corresponding to this neutral Tannakian category.17 pagesAlgebraic Geometry14F05; 14L15text