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1 个结果
  • 简介:Letf(x)∈Lp[0,1],00.Denote|f|Λρα=[0,1-kh],k=[α]+1}.If|f|Λρα<∞,wesaythatf∈ΛραYu.A.BrudnyirecentlyestablishedanewinequalityofBer-nsteintypeforrationalfunctions.DenotingRntheclassofrationalfunctionsofdegreen,hegaveTheoremAIfrn∈Rnandp=(α+(1/q))-1with1≦q≦∞,α>0,then

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