| “0.618”法、Fibonacci法、抛物线法搜寻复摆周期极值点 |
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| 引用本文： | 刘向远,梅忠义,张穗萌.“0.618”法、Fibonacci法、抛物线法搜寻复摆周期极值点[J].物理实验,2010,30(3). |
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| 作者姓名： | 刘向远 梅忠义 张穗萌 |
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| 作者单位： | 1. 皖西学院,数理系,安徽,六安,237012
2. 合肥工业大学,电子科学与应用物理学院,安徽,合肥,230009 |
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| 基金项目： | 安徽省教育厅自然科学基金资助项目，六安市委托皖西学院市级研究项目 |
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| 摘 要： | 在实验室条件下,用"0.618"法、Fibonacci法和抛物线法来搜寻钟摆复摆周期极值点位置.通过实验发现,Fibonacci法在搜索精度上比"0.618"法高,但在搜寻速度上不占优势,而抛物线法在搜寻速度和精度上比"0.618"法和Fibonacci法都好.
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| 关 键 词： | "0.618"法 Fibonacci法 抛物线法 复摆 最小周期点 |
Searching for extreme position of compound pendulum using 0.618 method,Fibonacci method and parabola method |
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| LIU Xiang-yuan,MEI Zhong-yi,ZHANG Sui-meng.Searching for extreme position of compound pendulum using 0.618 method,Fibonacci method and parabola method[J].Physics Experimentation,2010,30(3). |
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| Authors: | LIU Xiang-yuan MEI Zhong-yi ZHANG Sui-meng |
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| Institution: | LIU Xiang-yuan1,MEI Zhong-yi2,ZHANG Sui-meng1 ( 1.Department of Mathematics , Physics,West Anhui University,Lu\'an 237012,China,2.School of Electronic Science , Applied Physics,Hefei University of Technology,Hefei 230009,China) |
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| Abstract: | The extreme position of compound pendulum is searched using the 0.618 method,the Fibonacci method and the parabola method.The conclusion is that the Fibonacci method is more precise than the 0.618 method,but the parabola method is faster and more precise than the 0.618 method and the Fibonacci method. |
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| Keywords: | 0 618 method Fibonacci method parabola method compound pendulum extreme position |
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