Ishikawa iterative sequences with errors different from the iterative sequences introduced by Liu and Xu are given. Moreover, the problem of approximating the fixed points of （ψ）-hemicontractive mapping in normed l...Ishikawa iterative sequences with errors different from the iterative sequences introduced by Liu and Xu are given. Moreover, the problem of approximating the fixed points of （ψ）-hemicontractive mapping in normed linear spaces by the modified Ishikawa iterative sequences with errors is investigated. The results presented in this paper improve and extend the results of the others.展开更多
In this paper,the approximation problems of Ishikawa iteration with errors of fixed points for asymptotically nonexpansive mappings and asymptotically pseudocontractive mappings in arbitrary real Banach spaces are inv...In this paper,the approximation problems of Ishikawa iteration with errors of fixed points for asymptotically nonexpansive mappings and asymptotically pseudocontractive mappings in arbitrary real Banach spaces are investigated.Some necessary condition and sufficient condition for the convergence of iterative sequences are given respectively.The results thus extend and improve some recent corresponding results.展开更多
研究了一致光滑Banach空间中一致广义Lipschitz连续的逐次渐近Φ-强伪压缩型算子修正的具误差的Mann迭代和多步Noor迭代间的等价性问题.本文的研究结果是对2006年Zhenyu Huang、Fanwei Bu和M.A.Noor(Zhenyu Huang,FanweiBu,M.A.Noor,On ...研究了一致光滑Banach空间中一致广义Lipschitz连续的逐次渐近Φ-强伪压缩型算子修正的具误差的Mann迭代和多步Noor迭代间的等价性问题.本文的研究结果是对2006年Zhenyu Huang、Fanwei Bu和M.A.Noor(Zhenyu Huang,FanweiBu,M.A.Noor,On the equivalence of the convergence criteria between modified Mann-Ishikawa and multi-step iterations with errors for successively strongly pseudo-contractive operators,Applied Mathematics and Computation,2006,180:641-647.)在一致光滑Banach空间中所建立逼近具有有界值域的强伪压缩算子的不动点强假定下,修正的具误差的Mann迭代和带误差Ishikawa迭代两者的收敛是等价的这一问题更本质的和更一般的推广,且所用的方法不同于Zhenyu Huang、Fanwei Bu和M.A.Noor文,从而从更一般的意义上肯定地回答了Rhoades和Soltuz于2003年所提出的猜想.展开更多
文摘Ishikawa iterative sequences with errors different from the iterative sequences introduced by Liu and Xu are given. Moreover, the problem of approximating the fixed points of （ψ）-hemicontractive mapping in normed linear spaces by the modified Ishikawa iterative sequences with errors is investigated. The results presented in this paper improve and extend the results of the others.
基金Supported by the National Science Foundation of Yunnan Province(2 0 0 2 A0 0 58M)
文摘In this paper,the approximation problems of Ishikawa iteration with errors of fixed points for asymptotically nonexpansive mappings and asymptotically pseudocontractive mappings in arbitrary real Banach spaces are investigated.Some necessary condition and sufficient condition for the convergence of iterative sequences are given respectively.The results thus extend and improve some recent corresponding results.
文摘研究了一致光滑Banach空间中一致广义Lipschitz连续的逐次渐近Φ-强伪压缩型算子修正的具误差的Mann迭代和多步Noor迭代间的等价性问题.本文的研究结果是对2006年Zhenyu Huang、Fanwei Bu和M.A.Noor(Zhenyu Huang,FanweiBu,M.A.Noor,On the equivalence of the convergence criteria between modified Mann-Ishikawa and multi-step iterations with errors for successively strongly pseudo-contractive operators,Applied Mathematics and Computation,2006,180:641-647.)在一致光滑Banach空间中所建立逼近具有有界值域的强伪压缩算子的不动点强假定下,修正的具误差的Mann迭代和带误差Ishikawa迭代两者的收敛是等价的这一问题更本质的和更一般的推广,且所用的方法不同于Zhenyu Huang、Fanwei Bu和M.A.Noor文,从而从更一般的意义上肯定地回答了Rhoades和Soltuz于2003年所提出的猜想.
