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Banach空间中m-d增生映射零点的强弱收敛定理
魏利,刘元星
作者单位
魏利 河北经贸大学数学与统计学学院, 河北 石家庄 050061 
刘元星 河北经贸大学数学与统计学学院, 河北 石家庄 050061 
摘要:
本文研究了m-d增生映射的零点以及有限个m-d增生映射公共零点的迭代设计问题.利用Lyapunov泛函与广义f投影映射等技巧,在Banach空间中,证明了迭代序列强收敛或弱收敛到m-d增生映射的零点或有限个m-d增生映射的公共零点.与以往的相关研究工作相比,迭代设计中考虑了误差项、迭代格式被简化、限定条件被削弱.
关键词:  Lyapunov 泛函  广义 f 投影映射  m-d 增生映射  零点
DOI:
分类号:O177.91
基金项目:国家自然科学基金资助(11071053);河北省自然科学基金项目资助(A2014207010);河北省教育厅科学研究重点项目资助(ZH2012080);河北经贸大学科学研究重点项目资助(2013KYZ01).
STRONG AND WEAK CONVERGENCE THEOREMS FOR ZEROS OF m - d-ACCRETIVE MAPPINGS IN BANACH SPACES
WEI Li,LIU Yuan-xing
Abstract:
The problems of iterative designs of zero point of m-d accretive mappings and common zero points of flnitely many m-d accretive mappings are studied in this paper. By using the techniques of Lyapunov functional and generalized f-projection mapping, the results that the iterative sequences converge strongly or weakly to zero pint of m-d accretive mappings or common zero point of flnitely many m-d accretive mappings in Banach spaces are proved. Compared to the existing work, the errors are considered in the iterative designs, the iterative schemes are simplifled and the restrictions are weaken.
Key words:  Lyapunov functional  generalized f-projection mapping  m-d accretive mapping  zero point