Some Convergence Theorems for Contractive Type Mappings in CAT(0) Spaces

We establish theorems of strong convergence, for the Ishikawa-type (or two step; cf. Ishikawa, 1974) iteration scheme, to a fixed point of a uniformly L-Lipschitzian asymptotically demicontractive mapping and a uniformly L-Lipschitzian hemicontractive mapping in CAT(0) space. Moreover, we will propo...

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Main Author: Kyung Soo Kim
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Abstract and Applied Analysis
Online Access:http://dx.doi.org/10.1155/2013/381715
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author Kyung Soo Kim
author_facet Kyung Soo Kim
author_sort Kyung Soo Kim
collection DOAJ
description We establish theorems of strong convergence, for the Ishikawa-type (or two step; cf. Ishikawa, 1974) iteration scheme, to a fixed point of a uniformly L-Lipschitzian asymptotically demicontractive mapping and a uniformly L-Lipschitzian hemicontractive mapping in CAT(0) space. Moreover, we will propose some open problems.
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institution Kabale University
issn 1085-3375
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language English
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series Abstract and Applied Analysis
spelling doaj-art-2869c74344a24fc2a0b5b49328bf40192025-02-03T01:11:21ZengWileyAbstract and Applied Analysis1085-33751687-04092013-01-01201310.1155/2013/381715381715Some Convergence Theorems for Contractive Type Mappings in CAT(0) SpacesKyung Soo Kim0Graduate School of Education, Mathematics Education, Kyungnam University, Changwon, Kyungnam 631-701, Republic of KoreaWe establish theorems of strong convergence, for the Ishikawa-type (or two step; cf. Ishikawa, 1974) iteration scheme, to a fixed point of a uniformly L-Lipschitzian asymptotically demicontractive mapping and a uniformly L-Lipschitzian hemicontractive mapping in CAT(0) space. Moreover, we will propose some open problems.http://dx.doi.org/10.1155/2013/381715
spellingShingle Kyung Soo Kim
Some Convergence Theorems for Contractive Type Mappings in CAT(0) Spaces
Abstract and Applied Analysis
title Some Convergence Theorems for Contractive Type Mappings in CAT(0) Spaces
title_full Some Convergence Theorems for Contractive Type Mappings in CAT(0) Spaces
title_fullStr Some Convergence Theorems for Contractive Type Mappings in CAT(0) Spaces
title_full_unstemmed Some Convergence Theorems for Contractive Type Mappings in CAT(0) Spaces
title_short Some Convergence Theorems for Contractive Type Mappings in CAT(0) Spaces
title_sort some convergence theorems for contractive type mappings in cat 0 spaces
url http://dx.doi.org/10.1155/2013/381715
work_keys_str_mv AT kyungsookim someconvergencetheoremsforcontractivetypemappingsincat0spaces