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Journal of Zhejiang University SCIENCE A
ISSN 1673-565X(Print), 1862-1775(Online), Monthly
2007 Vol.8 No.10 P.1691-1694
Viscosity approximation methods with weakly contractive mappings for nonexpansive mappings
Abstract: Let K be a closed convex subset of a real reflexive Banach space E, T:K→K be a nonexpansive mapping, and f:K→K be a fixed weakly contractive (may not be contractive) mapping. Then for any t∈(0, 1), let xt(K be the unique fixed point of the weak contraction x↦tf(x)+(1−t)Tx. If T has a fixed point and E admits a weakly sequentially continuous duality mapping from E to E*, then it is shown that {xt} converges to a fixed point of T as t→0. The results presented here improve and generalize the corresponding results in (Xu, 2004).
Key words: Viscosity approximation methods, Weakly contractive mapping, Fixed point, Weakly sequentially continuous duality mapping
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DOI:
10.1631/jzus.2007.A1691
CLC number:
O177.91
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2024-08-27
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2023-10-17
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2024-05-08
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