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带误差项的广义Halpern-Ishikawa型迭代序列的强收敛定理
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作者 王永杰 高兴慧 房萌凯 《延安大学学报(自然科学版)》 2023年第3期69-72,77,共5页
在实Banach空间中,为证明Φ-伪压缩映象不动点的迭代强收敛性,引进了带误差项的广义Halpern-Ishikawa型迭代算法,并利用所设计的迭代算法,证明了Φ-伪压缩映象不动点的一个新的强收敛定理。从而完善了带误差项的广义Halpern-Ishikawa型... 在实Banach空间中,为证明Φ-伪压缩映象不动点的迭代强收敛性,引进了带误差项的广义Halpern-Ishikawa型迭代算法,并利用所设计的迭代算法,证明了Φ-伪压缩映象不动点的一个新的强收敛定理。从而完善了带误差项的广义Halpern-Ishikawa型迭代算法的研究。 展开更多
关键词 Banach空间 ISHIKAWA迭代序列 广义Halpern-Ishikawa型迭代序列 Φ-伪压缩映象
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ALGORITHMS FOR A SYSTEM OF GENERALIZED MIXED EQUILIBRIUM PROBLEMS AND A COUNTABLE FAMILY OF SOME NONLINEAR MULTI-VALUED NONEXPANSIVE-TYPE MAPS
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作者 Ogonnaya Michael ROMANUS Ukamaka Victoria NNYABA Monday Ogudu NNAKWE 《Acta Mathematica Scientia》 SCIE CSCD 2018年第6期1805-1820,共16页
In this paper, relaxed iterative algorithms of Krasnoselskii-type and Halpern-type that approximate a solution of a system of a generalized mixed equilibrium problem anda common fixed point of a countable family of to... In this paper, relaxed iterative algorithms of Krasnoselskii-type and Halpern-type that approximate a solution of a system of a generalized mixed equilibrium problem anda common fixed point of a countable family of totally quasi-C-asymptotically nonexpansivemulti-valued maps are constructed. Strong convergence of the sequence generated by thesealgorithms is proved in uniformly smooth and strictly convex real Banach spaces with Kadec-Klee property. Furthermore, several applications of our theorems are also presented. Finally,our theorems are significant improvements on several important recent results for this classof nonlinear problems. 展开更多
关键词 halpern-type algorithm Krasnoselskii-type algorithm system of generalizedmixed equilibrium problems totally quasi-C-asymptotically nonexpansive multi-valued maps equally continuous maps
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拟-?-渐近非扩张映像的修改的Halpern-Mann-型迭代的强收敛定理及应用 被引量:1
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作者 唐永昆 张石生 +2 位作者 王林 徐裕光 王刚 《数学物理学报(A辑)》 CSCD 北大核心 2014年第5期1151-1160,共10页
该文的目的是修改拟-φ-渐近非扩张映像的Halpern-Mann-型迭代算法.并证明,仅在一极限条件下,该迭代算法在Banach空间的框架下具有强收敛性.结果改进和推广了文献[4,6-7,11-13]以及其他一些人的最新结果.
关键词 修改的Halpern-Mann-型迭代 拟-(φ)-渐近非扩张映像 拟-(φ)-非扩张映像 相对非扩张映像 广义投影
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带误差项的广义Halpern-Mann型迭代序列的强收敛定理 被引量:1
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作者 余静 谷峰 《杭州师范大学学报(自然科学版)》 CAS 2010年第3期200-203,共4页
为证明Φ-伪压缩映象不动点的迭代收敛性,引进了带误差项的广义Halpern-Mann型迭代算法,并利用此迭代算法和一些分析技巧,证明了Φ-伪压缩映象不动点的一个新的强收敛定理.
关键词 BANACH空间 MANN迭代序列 Halpern迭代序列 广义Halpern-Mann型迭代序列 Φ-伪压缩映象
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新控制条件下可数族非扩张映像的强收敛性
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作者 李凯 陈汝栋 《纺织高校基础科学学报》 CAS 2010年第2期129-131,共3页
研究Banach空间中可数族非扩张映像的收敛性.对于可数族非扩张映像,用Halpern型迭代方法的强收敛性来寻找自反Banach空间中非扩张映像族的公共不动点.通过引入新的控制条件,证明了可数族非扩张映像的收敛性.改进了姚永红和宋义生等人的... 研究Banach空间中可数族非扩张映像的收敛性.对于可数族非扩张映像,用Halpern型迭代方法的强收敛性来寻找自反Banach空间中非扩张映像族的公共不动点.通过引入新的控制条件,证明了可数族非扩张映像的收敛性.改进了姚永红和宋义生等人的相应结果. 展开更多
关键词 可数族非扩张映像 强收敛性 Halpern型迭代 迭代算法
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渐近非扩张映射不动点与均衡解的公共迭代Halpern型方法 被引量:1
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作者 王元恒 陈灵法 《浙江师范大学学报(自然科学版)》 CAS 2019年第2期121-128,共8页
在Hilbert空间中研究了渐近非扩张映射不动点与均衡问题解的公共元的求法,应用Halpern型迭代算法构造了一种新的转型迭代序列,并在较弱的条件下证明了该序列的强收敛性,其结果具有更广泛的适应性,一些近代结果是它的特殊情况.
关键词 渐近非扩张映射 均衡问题 不动点 Halpern型迭代
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Common Fixed Point Theorems for Totally Quasi-G-Asymptotically Nonexpansive Semigroups with the Generalized f-Projection
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作者 Chunjie Wang Yuanheng Wang 《Applied Mathematics》 2014年第1期25-34,共10页
In this paper, we introduce some new classes of the totally quasi-G-asymptotically nonexpansive mappings and the totally quasi-G-asymptotically nonexpansive semigroups. Then, with the generalized f-projection operator... In this paper, we introduce some new classes of the totally quasi-G-asymptotically nonexpansive mappings and the totally quasi-G-asymptotically nonexpansive semigroups. Then, with the generalized f-projection operator, we prove some strong convergence theorems of a new modified Halpern type hybrid iterative algorithm for the totally quasi-G-asymptotically nonexpansive semigroups in Banach space. The results presented in this paper extend and improve some corresponding ones by many others. 展开更多
关键词 Totally Quasi-G-Asymptotically NONEXPANSIVE SEMIGROUP Generalized f-Projection Operator Modified Halpern Type Hybrid Iterative Algorithm Strong Convergence Theorem
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MULTI-VALUED TOTALLY QUASI-φ-ASYMPTOTICALLY NONEXPANSIVE SEMI-GROUPS AND STRONG CONVERGENCE THEOREMS IN BANACH SPACES
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作者 张石生 王林 赵云河 《Acta Mathematica Scientia》 SCIE CSCD 2013年第2期589-599,共11页
The purpose of this article is first to introduce the concept of multi-valued to- tally Quasi-φ-asymptotically nonexpansive semi-groups, which contains many kinds of semi- groups as its special cases, and then to mod... The purpose of this article is first to introduce the concept of multi-valued to- tally Quasi-φ-asymptotically nonexpansive semi-groups, which contains many kinds of semi- groups as its special cases, and then to modify the Halpern-Mann-type iteration algorithm for multi-valued totally Quasi-cS-asymptotically nonexpansive semi-groups to have the strong convergence under a limit condition only in the framework of Banach spaces. The results presented in this article improve and extend the corresponding results announced by many authors recently. 展开更多
关键词 Multi-valued totally Quasi-q^-asymptotically nonexpansive semi-groups mod-ified Halpern-Mann-type iteration multi-valued quasi-qS-symptotically nonex-pansive semi-groups multi-valued quasi-~b-nonexpansive semi-groups multi-valued relatively nonexpansive semi-groups generalized projection
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