2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/42081Accounting for the double-logarithmic (DL) contributions to amplitude of Z to f \bar{f} leads to the Sudakov suppression. In contrast, resumming DL contributions to amplitudes of W to f \bar{f}' results into an exponential with a positive exponent, i.e. into the enhancement. This effect is intrinsic property of the theories with non-Abelian gauge groups.4 pages RevTex4, 2 figsHigh Energy Physics - Phenomenologytext