2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/101327In this paper we describe all group gradings by a finite abelian group G of any Lie algebra L of the type "A" over algebraically closed field F of characteristic zero.30 pagesRings and Algebras22E46 Semisimple Lie groups and their representations; 17B70 Graded Lie (super)algebrastext