| Title: | Fixed point theorems for $n$-periodic mappings in Banach spaces (English) | 
| Author: | Górnicki, Jarosław | 
| Author: | Pupka, Krzysztof | 
| Language: | English | 
| Journal: | Commentationes Mathematicae Universitatis Carolinae | 
| ISSN: | 0010-2628 (print) | 
| ISSN: | 1213-7243 (online) | 
| Volume: | 46 | 
| Issue: | 1 | 
| Year: | 2005 | 
| Pages: | 33-42 | 
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| Category: | math | 
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| Summary: | Using modified Halpern iterations, by elementary method, we extend and improve results obtained by W.A.  Kirk (Proc. Amer. Math. Soc. {\bf 29} (1971), 294) and others, which have recently been presented in Chapter  11 of {\it Handbook of Metric Fixed Point Theory\/} (2001). (English) | 
| Keyword: | lipchitzian mapping | 
| Keyword: | uniformly lipschitzian mapping | 
| Keyword: | $n$-periodic mapping | 
| Keyword: | fixed point | 
| MSC: | 47H09 | 
| MSC: | 47H10 | 
| idZBL: | Zbl 1123.47038 | 
| idMR: | MR2175857 | 
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| Date available: | 2009-05-05T16:49:23Z | 
| Last updated: | 2012-04-30 | 
| Stable URL: | http://hdl.handle.net/10338.dmlcz/119506 | 
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| Reference: | [2] Goebel K., Kirk W.A.: A fixed point theorem for transformations whose iterates have uniform Lipschitz constant.Studia Math. 47 (1973), 135-140. Zbl 0265.47044, MR 0336468 | 
| Reference: | [3] Goebel K., Złotkiewicz E.: Some fixed point theorems in Banach spaces.Colloquium Math. 23 (1971), 103-106. MR 0303367 | 
| Reference: | [4] Górnicki J.: Fixed points of involutions.Math. Japonica 43 1 (1996), 151-155. MR 1373993 | 
| Reference: | [5] Halpern B.: Fixed points of nonexpansive maps.Bull. Amer. Math. Soc. 73 (1967), 957-961. MR 0218938 | 
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| Reference: | [8] Kirk W.A., Sims B. (Eds.): Handbook of Metric Fixed Point Theory.Kluwer Acad. Pub., Dordrecht-Boston-London, 2001. Zbl 0970.54001, MR 1904271 | 
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