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Eine Bemerkung über a-priori-fixpunkte nicht-expansiver Abbildungen |
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| Authors: | Klaus Floret |
| Institution: | (1) Mathematisches Seminar der Universität, D-23 Kiel 1 |
| Abstract: | For a certain class of convex sets K in normed spaces a generalized center isdefined such that every non-expansive mapping  :K K with co (K) K has this center as a fixed point. |
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