2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/68032We prove that the anti-pluricanonical map $Φ_{|-mK_{X}|}$ is birational when $m\geq 16$ for 5-fold $X$ whose anticanonical divisor is nef and big.5 pagesAlgebraic Geometry14E05; 14J30; 14N05text