2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/221116Two classical rings of invariants are shown to be Frobenius split: for the special linear group acting on the direct sum of several copies of the defining representation and several copies of the dual of the defining representation; and for the special orthogonal group acting on several copies of the defining representation.14 pages, latexAlgebraic GeometryCommutative Algebra20G05, 20G10, 17B10 (Primary); 17B20, 17B45, 14F05 (Secondary)text