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Moons, bridges, birds … and nonexpansive mappings in Hilbert space

Published online by Cambridge University Press:  17 April 2009

Kasimierz Goebel  and
Rainald Schöneberg
Kasimierz Goebel
Affiliation:
Instytut Matematyki, Uniwersytet Marii Curie − Sklodowskiej, Lublin, Poland;
Rainald Schöneberg
Affiliation:
Lehrstuhl C für Mathematik, Rheinisch-Westfälische Technische, Hochschule, Aachen, Germany.
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Abstract

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In recent years some fixed point theorems have been proved for nonexpansive mappings in Hilbert space, which have non-convex domains. The purpose of this paper is to present a simple but very useful new result of that kind and to indicate some of its consequences.

Type
Research Article
Information
Bulletin of the Australian Mathematical Society , Volume 17 , Issue 3 , December 1977 , pp. 463 - 466
Copyright
Copyright © Australian Mathematical Society 1977

References

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