The class of a Hurwitz divisor on the moduli of curves of even genus

Open Access
Authors
Publication date 2012
Journal Asian Journal of Mathematics
Volume | Issue number 16 | 4
Pages (from-to) 787-806
Organisations
  • Faculty of Science (FNWI) - Korteweg-de Vries Institute for Mathematics (KdVI)
Abstract We calculate the cycle class of the Hurwitz divisor D2 on Mg for g = 2k given by the degree k + 1 covers of P 1 with simple ramification points, two of which lie in the same fibre. We also study some aspects of the geometry of the natural map from the Hurwitz space H2k,k+1 to the moduli space M2k.
Document type Article
Language English
Published at https://doi.org/10.4310/AJM.2012.v16.n4.a9
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class.pdf (Submitted manuscript)
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