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Nonpositive Curvature and the Ptolemy Inequality - MaRDI portal

Nonpositive Curvature and the Ptolemy Inequality (Q5439933)

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scientific article; zbMATH DE number 5231359
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Nonpositive Curvature and the Ptolemy Inequality
scientific article; zbMATH DE number 5231359

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    Nonpositive Curvature and the Ptolemy Inequality (English)
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    30 January 2008
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    Ptolemy inequality
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    geodesic metric space
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    uniquely geodesic space
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    proper metric space
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    CAT(0)-space
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    Busemann convex
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    non-positive curvature
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    often convex metric space
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