Transactions of the American Mathematical Society

ISSN 1088-6850(online) ISSN 0002-9947(print)



A countable Teichmüller modular group

Author: Katsuhiko Matsuzaki
Journal: Trans. Amer. Math. Soc. 357 (2005), 3119-3131
MSC (2000): Primary 30F60; Secondary 32G15
Published electronically: November 4, 2004
MathSciNet review: 2135738
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Abstract: We construct an example of a Riemann surface of infinite topological type for which the Teichmüller modular group consists of only a countable number of elements. We also consider distinguished properties which the Teichmüller space of this Riemann surface possesses.

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Additional Information

Katsuhiko Matsuzaki
Affiliation: Department of Mathematics, Ochanomizu University, Otsuka 2-1-1, Bunkyo-ku, Tokyo 112-8610, Japan

Keywords: Teichm\"{u}ller space, quasiconformal mapping class group, hyperbolic Riemann surface, pants decomposition.
Received by editor(s): September 17, 2003
Published electronically: November 4, 2004
Article copyright: © Copyright 2004 American Mathematical Society
The copyright for this article reverts to public domain 28 years after publication.