2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/47839We review the computation of the anomalous dimensions of the twist-2 unpolarized operators in the large N_f expansion. Results are discussed for the predominantly gluonic singlet operator and the O(1/N_f) part of the 3-loop splitting function is given.4 latex pages, contribution to DIS 98High Energy Physics - Phenomenologytext