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Coupled fixed point theorems for asymptotically nonexpansive mappings. (English) Zbl 1423.47018

Summary: We introduce the theory of asymptotical nonexpansiveness of mappings defined in the algebraic product \(E \times E\) and with values in the space \(E\). We then prove the existence of coupled fixed points of such mappings when \(E\) is a uniformly convex Banach space. This paper is an extension of some recent results in the literature.

MSC:

47H09 Contraction-type mappings, nonexpansive mappings, \(A\)-proper mappings, etc.
47H10 Fixed-point theorems

References:

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