【正文】
柯西不等式的證明及應(yīng)用(河西學(xué)院數(shù)學(xué)系01(2)班 甘肅張掖 734000)摘要:柯西不等式是一個非常重要的不等式,靈活巧妙的應(yīng)用它,可以使一些較為困難的問題迎刃而解。本文在證明不等式,解三角形相關(guān)問題,求函數(shù)最值,解方程等問題的應(yīng)用方面給出幾個例子。關(guān)鍵詞:柯西不等式 證明 應(yīng)用 中圖分類號: O178 Identification and application of Cauchy inequalityChen Bo(department of mathematics , Hexi university zhangye gansu 734000)Abstract: Cauchyinequality is a very important in equation, flexible ingenious application it, can make some paratively difficult probl