We derive analytic formulas for the radiatively corrected mass of the scalar Higgs boson in the framework of the minimal supersymmetric standard model (MSSM). Since the scalar-top-quark mass in our analysis include terms proportional to the gauge couplings

FigureCaptions

Fig.1:Themaximumvaluesofmhatthe1-looplevel,asafunctionofAt,for

2102≤m23≤150GeV,100≤mQ(mT)≤1000GeV.

Fig.2:TheupperboundontheneutralHiggsbosonmass,asafunctionoftanβ,

2for102≤m23≤150GeV,100≤At≤3000GeV.Thedashed(solid)curvedenote

theupperboundontheneutralHiggsbosonmasswithout(with)thegaugebosoncontributions.