2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/115232In this paper, we classify projective toric birational morphisms from Gorenstein toric 3-folds onto the 3-dimensional affine space with relatively ample anti-canonical divisors.14 pagesAlgebraic Geometry14M25; 14E05Three-dimensional toric morphisms with anti-nef canonical divisorstext