2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/48014I discuss the importance of the $O(g^4 m_t^2/\mw^2)$ corrections to the effective electroweak angle and Mw in the indirect determination of the Higgs mass. I emphasize the rôle of a very precise Mw measurement on the Mh estimate.9 pages, LaTex, uses appb.sty. Talk presented at the Zeuthen Workshop on Elementary Particle Theory "Loops and Legs in Gauge Theories" Rheinsberg, Germany, April 19-24, 1998High Energy Physics - PhenomenologyHigh Energy Physics - Experimenttext