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ON THE BOUNDS OF THE PERIMETER OF AN ELLIPSE
【摘要】 In this paper,we present new bounds for the perimeter of an ellipse in terms of harmonic,geometric,arithmetic and quadratic means;these new bounds represent improvements upon some previously known results.
【Abstract】 In this paper,we present new bounds for the perimeter of an ellipse in terms of harmonic,geometric,arithmetic and quadratic means;these new bounds represent improvements upon some previously known results.
【关键词】 Gaussian hypergeometric function;
complete elliptic integral;
ellipse;
perimeter;
【Key words】 Gaussian hypergeometric function; complete elliptic integral; ellipse; perimeter;
【Key words】 Gaussian hypergeometric function; complete elliptic integral; ellipse; perimeter;
【基金】 supported by the Natural Science Foun-dation of China (11971142);the Natural Science Foundation of Zhejiang Province (LY19A010012)
- 【文献出处】 Acta Mathematica Scientia ,数学物理学报 , 编辑部邮箱 ,2022年02期
- 【分类号】O172.2
- 【下载频次】15