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A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

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7 results for quasi-mobius

Extends Paulin's result to relatively hyperbolic groups.

problem Proving quasi-isometric equivalence between relatively hyperbolic groups.
method Introducing relative quasi-Mobius maps and using coarsely cusp-preserving quasi-isometries.
result Establishes a homeomorphism between Bowditch boundaries inducing quasi-Mobius maps.

This paper explores when homeomorphisms between Morse boundaries of spaces induce quasi-isometries.

problem When does a homeomorphism between Morse boundaries of spaces imply a quasi-isometry?
method Investigates quasi-mobius homeomorphisms and 2-stability conditions.
result A homeomorphism between Morse boundaries of proper, cocompact spaces is induced by a quasi-isometry if and only if it is quasi-mobius and 2-stable.

In \cite{BK02}, M. Bonk and B. Kleiner proved a rigidity theorem for expanding quasi-Möbius group actions on Ahlfors nn-regular metric spaces with topological dimension nn. This led naturally to a rigidity result for quasi-convex geometric actions on CAT(1)(-1)-spaces that can be seen as a metric analog to the "entrop…

2013-08-02abs ↗pdf ↗

Study on metric spaces with Möbius self-homeomorphisms and their properties.

problem Characterizing metric spaces with specific homogeneity properties.
method Investigation of homogeneity with Möbius and quasi-Möbius self-homeomorphisms.
result New characterization of snowflakes of boundaries of rank-one symmetric spaces.

CAT(0) spaces' Morse boundaries uniquely identify them.

problem Determining when a homeomorphism of Morse boundaries implies a quasi-isometry.
method Investigates Morse boundaries of cocompact CAT(0) spaces and their homeomorphisms.
result A homeomorphism of Morse boundaries is induced by a quasi-isometry if and only if it is quasi-mobius and 2-stable.

New result classifies hierarchically hyperbolic groups based on their Morse boundaries.

problem Classifying hierarchically hyperbolic groups using Morse boundaries.
method Generalizing a result on Gromov boundaries to Morse boundaries, showing quasi-isometry if and only if there's a homeomorphism.
result Spaces are quasi-isometric if and only if there's a 2-stable, quasi-möbius homeomorphism between their Morse boundaries.

Uniformly perfect Morse boundaries characterize geometric properties of groups.

problem Characterizing geometric properties of groups using Morse boundaries.
method Introducing and geometrically characterizing uniformly perfect Morse boundaries for proper geodesic metric spaces.
result The Morse boundary of any finitely generated, non-elementary group is uniformly perfect if it is nonempty.