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On lengths of filling closed geodesics of hyperbolic punctured Riemann spheres
Author(s) -
Zhang C.
Publication year - 2009
Publication title -
mathematische nachrichten
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.913
H-Index - 50
eISSN - 1522-2616
pISSN - 0025-584X
DOI - 10.1002/mana.200610810
Subject(s) - geodesic , mathematics , spheres , riemann sphere , riemann hypothesis , mathematical analysis , riemann surface , pure mathematics , physics , astronomy
Let S be a Riemann sphere with n ≥ 4 points deleted. In this article we investigate certain filling closed geodesics of S and give quantitative common lower bounds for the hyperbolic lengths of those geodesics with respect to any hyperbolic structure on S (© 2009 WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim)
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