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Q4423214 - MaRDI portal

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scientific article; zbMATH DE number 1971604
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scientific article; zbMATH DE number 1971604

    Statements

    author
    Kazimierz Goebel
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    publication date
    27 August 2003
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    Mathematics Subject Classification ID
    47H10
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    47-01
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    54H25
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    46B20
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    47H09
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    zbMATH DE Number
    1971604
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    zbMATH Keywords
    Banach contraction principle
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    geometry of Banach spaces
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    nonexpansive maps
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    minimal invariant sets
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    Brouwer's fixed point theorem
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    Schauder's fixed point theorem
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    minimal displacement problem
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    optimal retractions
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    Lipschitzian homotopies
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    Kirzbraun--Valentine theorem
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