| 关于曲线拐点的几个充分性定理的比较 |
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| 作者单位： | 安徽师范大学数学与计算机科学学院 安徽芜湖241000 |
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| 摘 要： | 讨论了曲线拐点的三个充分性定理之间的关系,并通过具体例子说明了在这三个定理中选择判定拐点的最佳方法,从而为判定曲线拐点提供了方便,也表明了教材中所采用定理的理由。
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| 关 键 词： | 拐点 充分性 |
The comparison on the sufficiency theorem of the point of inflexion on a curve |
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| Authors: | Zhou wen Zhang daoxiang |
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| Abstract: | Discussing the relations of three sufficiency theorems of the point of inflexion on a curve and explaining the best method to determine the point of inflexion from them. This will make convenient for determination and give reason for selection theorem in teaching materials. |
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| Keywords: | point of inflexion sufficiency |
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