2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/78127Let $E$ be an ample vector bundle of rank $r$ on a projective variety $X$ with only log-terminal singularities. We consider the nefness of adjoint divisors $K_X+(t-r)det(E)$ when $t>=dim(X)$ and $t>r$. As a corollary, we classify pairs $(X,E)$ with $c_r$-sectional genus zero.7 pages, AMS-TeXAlgebraic Geometry14J60text