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Proceedings of the American Mathematical Society
Proceedings of the American Mathematical Society
ISSN 1088-6826(online) ISSN 0002-9939(print)

 

Note on the Riemann-Hurwitz type formula for multiplicative sequences


Author: Takeshi Izawa
Journal: Proc. Amer. Math. Soc. 131 (2003), 3583-3588
MSC (2000): Primary 57R20; Secondary 32J25
Published electronically: June 18, 2003
MathSciNet review: 1991772
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Abstract: We give a formula of the Riemann-Hurwitz type for classes defined by multiplicative sequences as corollaries of the Chern number formula for ramified coverings.


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Additional Information

Takeshi Izawa
Affiliation: Department of Mathematics, Faculty of Science, Hokkaido University, Sapporo 060, Japan
Email: t-izawa@math.sci.hokudai.ac.jp

DOI: http://dx.doi.org/10.1090/S0002-9939-03-07118-1
PII: S 0002-9939(03)07118-1
Keywords: Ramified covering, Riemann-Hurwitz formula, multiplicative sequence
Received by editor(s): April 6, 2001
Published electronically: June 18, 2003
Additional Notes: This article was partially supported by the Japan Society for the Promotion of Science
Communicated by: Mohan Ramachandran
Article copyright: © Copyright 2003 American Mathematical Society