2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/58676We give examples for existence and non-existence of categorical quotients for algebraic group actions in the categories of algebraic varieties and prevarieties. All our examples are subtorus actions on toric varieties.15 pages, 3 figures, LaTeX2e + pstexAlgebraic Geometry14L30, 14D25, 14M25text