2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/129100In this paper we give an algorithm to recognize triangulable locally nilpotent derivations in dimension three. In case the given derivation is triangulable, our method produces a coordinate system in which it exhibits a triangular form.14 pages, Implementation available under requestCommutative AlgebraAlgebraic Geometry14R10; 13P10text