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Fixed Point Theory and Applications | Vol.2006, Issue.1 | 2017-05-30 | Pages

Fixed Point Theory and Applications

Approximating common fixed points of two asymptotically quasi-nonexpansive mappings in Banach spaces

Udomene Aniefiok,Shahzad Naseer  
Abstract

Suppose is a nonempty closed convex subset of a real Banach space . Let be two asymptotically quasi-nonexpansive maps with sequences such that and , and . Suppose is generated iteratively by where and are real sequences in . It is proved that (a) converges strongly to some if and only if ; (b) if is uniformly convex and if either or is compact, then converges strongly to some . Furthermore, if is uniformly convex, either or is compact and is generated by , where , are bounded, are real sequences in such that and , are summable; it is established that the sequence (with error member terms) converges strongly to some .

Original Text (This is the original text for your reference.)

Approximating common fixed points of two asymptotically quasi-nonexpansive mappings in Banach spaces

Suppose is a nonempty closed convex subset of a real Banach space . Let be two asymptotically quasi-nonexpansive maps with sequences such that and , and . Suppose is generated iteratively by where and are real sequences in . It is proved that (a) converges strongly to some if and only if ; (b) if is uniformly convex and if either or is compact, then converges strongly to some . Furthermore, if is uniformly convex, either or is compact and is generated by , where , are bounded, are real sequences in such that and , are summable; it is established that the sequence (with error member terms) converges strongly to some .

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Udomene Aniefiok,Shahzad Naseer,.Approximating common fixed points of two asymptotically quasi-nonexpansive mappings in Banach spaces. 2006 (1),.

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