2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/107673The goal of this paper is to prove how Arthur's results, in the case of split odd orthogonal p-adic groups, imply the Langlands' classification of discrete series. Of course this need the validity of ''fundamental'' lemmas which are not yet available. And this include a Langlands' classification of cuspidal irreducible representations for such groups.Group Theory22E50 22E35 22E55text