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A note on the amenable subgroups of PSL (2,R)

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Abstract

In this note we give a characterization of the amenable subgroups of PSL (2,R) in terms of the action on the hyperbolic half-plane.

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References

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Authors and Affiliations

  1. Dipartimento di Matematica G. Castelnuovo, Università degli studi di Roma La Sapienza, Città Universitaria, I-00187, Roma, Italy

    Claudio Nebbia

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  1. Claudio Nebbia
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Additional information

This work was partially supported by G.N.A.F.A. of the C.N.R., Italy.

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Nebbia, C. A note on the amenable subgroups of PSL (2,R). Monatshefte für Mathematik 107, 241–244 (1989). https://doi.org/10.1007/BF01300346

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  • DOI: https://doi.org/10.1007/BF01300346

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