2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/161591We describe the Gevrey solutions at singular points of irregular hypergeometric systems (GKZ systems) associated with affine monomial curves.Changed content. Reference added. Corrected typos. 41 pagesAlgebraic Geometry32C38, 13N10 (Primary) 13P10, 14F10, 14M25 (Secondary)text