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The Knaster-Kuratowski-Mazurkiewicz theorem and abstract convexities - MaRDI portal

The Knaster-Kuratowski-Mazurkiewicz theorem and abstract convexities (Q2473907)

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The Knaster-Kuratowski-Mazurkiewicz theorem and abstract convexities
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    The Knaster-Kuratowski-Mazurkiewicz theorem and abstract convexities (English)
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    5 March 2008
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    The generalizations of the KKM theorem depend on the idea of the convex hull of a finite set. In this paper, the authors review some of these generalizations in connection with spaces with abstract convexities. The relations between some notions of convexity are investigated.
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    KKM theorem
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    H-space
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    G-space
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    M-space
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    fixed point
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    maximal element
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