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Banach空间中渐近非扩展半群的强收敛性
Strong Convergence for Asymptotically Nonexpansive Semigroups in Banach Spaces
【摘要】 研究了Banach空间中关于非扩展半群S={S(t):t≥0}且F(S)非空的序列的强收敛定理,主要证明了由下式定义的迭代{xn}:xn=anx+(1-an)1t∫n0tnS(s)xnds,n=0,1,2,…的强收敛性.
【Abstract】 Convergence of sequences for an asymptotically nonexpansive semigroups S={S(t):t≥0} with F(S)≠ in Banach space is studied,proved the strong convergence of the sequence {xn} defined by xn=anx+(1-an)1tn∫tn0S(s)xnds,n=0,1,2,….
【关键词】 非扩展映像;
向阳的非扩展保核收缩;
Banach极限;
【Key words】 nonexpansive mapping; sunny and nonexpansive retraction; Banach limit;
【Key words】 nonexpansive mapping; sunny and nonexpansive retraction; Banach limit;
【基金】 国家自然科学基金(10471033);军械工程学院科研基金(YJJXM0611)
- 【文献出处】 河北师范大学学报(自然科学版) ,Journal of Hebei Normal University(Natural Science Edition) , 编辑部邮箱 ,2008年05期
- 【分类号】O177.91
- 【下载频次】23