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Fixed Points for Mean Non-expansive Mappings

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摘要 ForaBanachSpaceXGarcia-FalsetintroducedthecoefficientR(X)andshowedthatifR(X)<2thenXhasafixedpoint.Inthispaper,wedefineameannon-expansivemappingTonXinthesensethat‖Tx-Ty‖≤a‖x-Y‖+b‖x-Ty‖foranyx,y∈X,wherea,5≥0,a+b≤1.WeshowthatifR(X)<2/(1+b)thenThasafixedpointinX.

DOI g4q08m1rj8/524296

作者 Chun-xue Wu Li-juan Zhang

机构地区不详

出处《应用数学学报：英文版》 2007年3期

关键词可膨胀映射数学固定小数数值特性

分类 [理学][基础数学]

出版日期 2007年03月13日（中国期刊网平台首次上网日期，不代表论文的发表时间）

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来源期刊

应用数学学报：英文版

应用数学学报：英文版

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可膨胀映射数学固定小数数值特性

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