Hyperbolicity, CAT(-1)-spaces and the Ptolemy Inequality

arxiv: math/0605418 · v2 · submitted 2006-05-16 · 🧮 math.MG

Thomas Foertsch (University of Bonn) , Viktor Schroeder (University of Zurich) This is my paper

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keywords spacesinequalityboundaryfourgromovhyperbolichyperbolicitypoints

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Using a four points inequality for the boundary of CAT(-1)-spaces, we study the relation between Gromov hyperbolic spaces and CAT(-1)-spaces.

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