2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/182807We study the effects of a set of dimension six flavor changing effective operators on several processes of production of top quarks at the LHC. Namely, top anti-top production and associated production of a top and a gauge or Higgs boson. Analytical expressions for the cross sections of these processes are derived and presented.14 pages, 10 figures, refs. addedHigh Energy Physics - Phenomenologytext