-Convergence Problems for Asymptotically Nonexpansive Mappings in CAT(0) Spaces

New △-convergence theorems of iterative sequences for asymptotically nonexpansive mappings in CAT(0) spaces are obtained. Consider an asymptotically nonexpansive self-mapping of a closed convex subset of a CAT(0) space . Consider the iteration process , where is arbitrary and or for , where . I...

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Main Authors: Luo Yi Shi, Ru Dong Chen, Yu Jing Wu
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Abstract and Applied Analysis
Online Access:http://dx.doi.org/10.1155/2013/251705
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author Luo Yi Shi
Ru Dong Chen
Yu Jing Wu
author_facet Luo Yi Shi
Ru Dong Chen
Yu Jing Wu
author_sort Luo Yi Shi
collection DOAJ
description New △-convergence theorems of iterative sequences for asymptotically nonexpansive mappings in CAT(0) spaces are obtained. Consider an asymptotically nonexpansive self-mapping of a closed convex subset of a CAT(0) space . Consider the iteration process , where is arbitrary and or for , where . It is shown that under certain appropriate conditions on   △-converges to a fixed point of .
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series Abstract and Applied Analysis
spelling doaj-art-b1340ba6a32849ef9cc7900848e5f1b42025-02-03T06:11:30ZengWileyAbstract and Applied Analysis1085-33751687-04092013-01-01201310.1155/2013/251705251705-Convergence Problems for Asymptotically Nonexpansive Mappings in CAT(0) SpacesLuo Yi Shi0Ru Dong Chen1Yu Jing Wu2Department of Mathematics, Tianjin Polytechnic University, Tianjin 300387, ChinaDepartment of Mathematics, Tianjin Polytechnic University, Tianjin 300387, ChinaTianjin Vocational Institute, Tianjin 300410, ChinaNew △-convergence theorems of iterative sequences for asymptotically nonexpansive mappings in CAT(0) spaces are obtained. Consider an asymptotically nonexpansive self-mapping of a closed convex subset of a CAT(0) space . Consider the iteration process , where is arbitrary and or for , where . It is shown that under certain appropriate conditions on   △-converges to a fixed point of .http://dx.doi.org/10.1155/2013/251705
spellingShingle Luo Yi Shi
Ru Dong Chen
Yu Jing Wu
-Convergence Problems for Asymptotically Nonexpansive Mappings in CAT(0) Spaces
Abstract and Applied Analysis
title -Convergence Problems for Asymptotically Nonexpansive Mappings in CAT(0) Spaces
title_full -Convergence Problems for Asymptotically Nonexpansive Mappings in CAT(0) Spaces
title_fullStr -Convergence Problems for Asymptotically Nonexpansive Mappings in CAT(0) Spaces
title_full_unstemmed -Convergence Problems for Asymptotically Nonexpansive Mappings in CAT(0) Spaces
title_short -Convergence Problems for Asymptotically Nonexpansive Mappings in CAT(0) Spaces
title_sort convergence problems for asymptotically nonexpansive mappings in cat 0 spaces
url http://dx.doi.org/10.1155/2013/251705
work_keys_str_mv AT luoyishi convergenceproblemsforasymptoticallynonexpansivemappingsincat0spaces
AT rudongchen convergenceproblemsforasymptoticallynonexpansivemappingsincat0spaces
AT yujingwu convergenceproblemsforasymptoticallynonexpansivemappingsincat0spaces