2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/42658Recently obtained NNLO exact corrections for Higgs and Pseudoscalar Higgs boson production in hadron colliders are compared with approximate ones. As shown before, it is found that there is a range of a proper variable where these corrections differ little.High Energy Physics - PhenomenologyComparison of approximate to exact next-to-next-to leading order corrections for Higgs and pseudoscalar Higgs boson productiontext