Dihedral coverings of trigonal curves
Author
Degtyarev, A.
Date
2012Source Title
Indiana University Mathematics Journal
Print ISSN
0022-2518
Electronic ISSN
1943-5258
Publisher
Indiana University
Volume
61
Issue
3
Pages
901 - 938
Language
English
Type
ArticleItem Usage Stats
130
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89
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Abstract
We classify and study trigonal curves in Hirzebruch surfaces admitting dihedral Galois coverings. As a consequence, we obtain certain restrictions on the fundamental group of a plane curve D with a singular point of multiplicity (degD -3). © Indiana University Mathematics Journal.