Open Access
2016 The Prym map of degree-7 cyclic coverings
Herbert Lange, Angela Ortega
Algebra Number Theory 10(4): 771-801 (2016). DOI: 10.2140/ant.2016.10.771

Abstract

We study the Prym map for degree-7 étale cyclic coverings over a curve of genus 2. We extend this map to a proper map on a partial compactification of the moduli space and prove that the Prym map is generically finite onto its image of degree 10.

Citation

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Herbert Lange. Angela Ortega. "The Prym map of degree-7 cyclic coverings." Algebra Number Theory 10 (4) 771 - 801, 2016. https://doi.org/10.2140/ant.2016.10.771

Information

Received: 6 February 2015; Revised: 11 March 2016; Accepted: 26 April 2016; Published: 2016
First available in Project Euclid: 16 November 2017

zbMATH: 1354.14046
MathSciNet: MR3519095
Digital Object Identifier: 10.2140/ant.2016.10.771

Subjects:
Primary: 14H40
Secondary: 14H30

Keywords: Prym map , Prym variety

Rights: Copyright © 2016 Mathematical Sciences Publishers

Vol.10 • No. 4 • 2016
MSP
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