Interplay between interior and boundary geometry in Gromov hyperbolic spaces (Q605068)

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scientific article; zbMATH DE number 5818363
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Interplay between interior and boundary geometry in Gromov hyperbolic spaces
scientific article; zbMATH DE number 5818363

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    Interplay between interior and boundary geometry in Gromov hyperbolic spaces (English)
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    23 November 2010
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    The author shows that two visual and geodesic Gromov hyperbolic metric spaces are roughly isometric if and only if their boundaries at infinity, equipped with suitable quasimetrics, are bi-Lipschitz quasi-Möbius equivalent. This result can be regarded as an extension theorem for bi-Lipschitz mappings.
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    hyperbolic spaces
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    boundary at infinity
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    quasimetric
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    quasi-Möbius maps
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