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两个幂平均不等式的推广
引用本文:孙佳镇. 两个幂平均不等式的推广[J]. 湛江师范学院学报, 2011, 32(6): 37-40
作者姓名:孙佳镇
作者单位:浙江广播电视大学海宁学院,浙江海宁,314400
摘    要:设n≥2的正自然数,0〈θ〈1,a=(a1,a2,…,an)∈(0,+∞)n,a的调和平均、几何平均、算术平均和θ次幂平均分别设为H(a)、G(a)、A(a)和Mθ(a).该文将利用最值压缩定理,建立两个与它们有关的不等式,进而推广了一个已知结论.

关 键 词:分析不等式  不等式  幂平均  最值压缩定理

Generalizations of Two Power Mean Inequalities
SUN Jiazhen. Generalizations of Two Power Mean Inequalities[J]. Journal of Zhanjiang Normal College, 2011, 32(6): 37-40
Authors:SUN Jiazhen
Affiliation:SUN Jiazhen(Haining College,Zhejiang Radio & TV University,Haining 314400,Zhejiang,China)
Abstract:Suppose n≥2,n∈N,0θ1,H(a)、G(a)、A(a) and Mθ(a) are respectively harmonic mean、geometric mean、arithmetic mean and power mean of a=(a1,a2,…,an)∈(0,+∞)n.Owing to the compressed independent variables theorem,we obtain two inequalities involving these means and generalize some known inequalities.
Keywords:analytic inequalities  inequalities  power mean  compressed independent variables theorem
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