| 凹凸函数在初等数学中的应用 |
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| 引用本文： | 刘丽娜.凹凸函数在初等数学中的应用[J].南阳师范学院学报,2013,12(6):53-55. |
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| 作者姓名： | 刘丽娜 |
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| 作者单位： | 徐州经贸高等职业学校,江苏徐州,221004 |
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| 摘 要： | 从凹凸函数的定义和几何特征出发,归纳了它在初等数学中的一些性质,结合实例总结了它在判定函数的单调性以及解特殊方程(或方程组)中的应用.
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| 关 键 词： | 凹函数 凸函数 单调性 特殊方程 |
Some applications of concave and convex function in elementary mathematics |
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| LIU Li-na.Some applications of concave and convex function in elementary mathematics[J].Journal of Nanyang Teachers College,2013,12(6):53-55. |
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| Authors: | LIU Li-na |
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| Institution: | LIU Li-na ( Xuzhou Higher Vocational School of Economy and Trading, Xuzhou 221004, China) |
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| Abstract: | From the definition and the geometry characteristic of the concave and the convex functions, we sum-marize some properties there of in elementary mathematics, and give their applications in determining monotonici-ty of functions, solving special equation or system of equations with some examples. |
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| Keywords: | concave function convex function monotonicity special equation |
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