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Geodesics in Margulis spacetimes

Published online by Cambridge University Press:  08 November 2011

WILLIAM M. GOLDMAN
Affiliation:
Department of Mathematics, University of Maryland, College Park, MD 20742, USA (email: [email protected])
FRANÇOIS LABOURIE
Affiliation:
Laboratoire de Mathématiques, Université Paris-Sud, Orsay F-91405 Cedex; CNRS, Orsay cedex, F-91405, France (email: [email protected])

Abstract

Let M3 be a Margulis spacetime whose associated complete hyperbolic surface Σ2 has a compact convex core. Generalizing the correspondence between closed geodesics on M3 and closed geodesics on Σ2, we establish an orbit equivalence between recurrent spacelike geodesics on M3 and recurrent geodesics on Σ2. In contrast, no timelike geodesic recurs in either forward or backward time.

Type
Research Article
Copyright
Copyright © Cambridge University Press 2011

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