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Note on the Riemann-Hurwitz type formula for multiplicative sequences

Author(s): Takeshi Izawa
Journal: Proc. Amer. Math. Soc. 131 (2003), 3583-3588.
MSC (2000): Primary 57R20; Secondary 32J25
Posted: June 18, 2003
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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: 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
Posted: June 18, 2003
Additional Notes: This article was partially supported by the Japan Society for the Promotion of Science
Communicated by: Mohan Ramachandran
Copyright of article: Copyright 2003, American Mathematical Society

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