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math.GR2018
Ping-pong in Hadamard manifolds
Subhadip Dey, Michael Kapovich, Beibei Liu
In this paper, we prove a quantitative version of the Tits alternative for negatively pinched manifolds . Precisely, we prove that a nonelementary discrete isometry subgroup of…
math.GR2018
A combination theorem for Anosov subgroups
Subhadip Dey, Michael Kapovich, Bernhard Leeb
We prove an analogue of Klein combination theorem for Anosov subgroups by using a local-to-global principle for Morse quasigeodesics.