Fixed points of periodic mappings in Hilbert spaces

Victor Perez Garcia, Helga Fetter Nathansky


In this paper we give new estimates for the Lipschitz constants of n-periodic mappings in Hilbert spaces, in order to assure the existence of fixed points and retractions on the fixed point set.


Fixed point; retractions; periodic mappings

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Data publikacji: 2016-07-29 10:39:55
Data złożenia artykułu: 2016-07-28 22:14:54


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Copyright (c) 2010 Victor Perez Garcia, Helga Fetter Nathansky