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St. Petersburg Mathematical Journal
St. Petersburg Mathematical Journal
ISSN 1547-7371(e) ISSN 1061-0022(p)

     
     

An estimate for the volume entropy of nonpositively curved graph-manifolds

Author(s): S. Buyalo
Translated by: the author
Original publication: Algebra i Analiz, tom 15 (2003), vypusk 1.
Journal: St. Petersburg Math. J. 15 (2004), 41-47.
MSC (2000): Primary 53C22
Posted: December 31, 2003
MathSciNet review: 1979717
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Abstract | References | Similar articles | Additional information

Abstract: Let $M$ be a closed 3-dimensional graph-manifold. It is proved that $h(g)>1$ for every geometrization $g$ of $M$, where $h(g)$ is the topological entropy of the geodesic flow of $g$.


References:

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W. Ballmann and M. Wojtkowski, An estimate for the measure-theoretic entropy of geodesic flows, Ergodic Theory Dynam. Systems 9 (1989), 271-279. MR 90k:58165

[BK]
S. V. Buyalo and V. L. Kobel'skii, Geometrization of graph-manifolds. II. Isometric geometrization, Algebra i Analiz 7 (1995), no. 3, 96-117; English transl., St. Petersburg Math. J. 7 (1996), no. 3, 387-404. MR 97k:57017

[BS]
S. Buyalo and V. Schroeder, On the asymptotic geometry of nonpositively curved graphmanifolds, Trans. Amer. Math. Soc. 353 (2001), 853-875. MR 2001f:53063

[CK]
C. Croke and B. Kleiner, The geodesic flow and a nonpositively curved graph manifold, arXiv:math. DG/9911170, 1999.

[HS]
C. Hummel and V. Schroeder, Tits geometry of cocompact real-analytic Hadamard manifolds of dimension 4, Differential Geom. Appl. 11 (1999), 129-143. MR 2000h:53052

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B. Leeb, 3-manifolds with(out) metrics of nonpositive curvature, Invent. Math. 122 (1995), 277-289. MR 97g:57015

[M]
Manning A., Topological entropy for geodesic flows, Ann. of Math. (2) 110 (1979), 567-573. MR 81e:58044


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Additional Information:

S. Buyalo
Affiliation: St. Petersburg Branch, Steklov Mathematical Institute, Russian Academy of Sciences, Fontanka 27, St. Petersburg 191011, Russia
Email: buyalo@pdmi.ras.ru

DOI: 10.1090/S1061-0022-03-00801-X
PII: S 1061-0022(03)00801-X
Keywords: Volume entropy, graph-manifold, metrics of nonpositive curvature
Received by editor(s): 2/SEP/2002
Posted: December 31, 2003
Additional Notes: Partially supported by RFBR (grants nos.~02-01-00090 and 00-15-96024) and by CRDF (grant. no. RM1-2381-ST-02).
Copyright of article: Copyright 2003, American Mathematical Society




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